Add global usings (#668)

* Use global usings

* Fix namespace declarations for test projects

src/Spectre.Console/Extensions/Advanced/AnsiConsoleExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using Spectre.Console.Rendering;
-
 namespace Spectre.Console.Advanced;
 
 /// <summary>

src/Spectre.Console/Extensions/AnsiConsoleExtensions.Exceptions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/AnsiConsoleExtensions.Exclusive.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Threading.Tasks;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/AnsiConsoleExtensions.Input.cs

@@ -1,10 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Globalization;
-using System.Linq;
-using System.Threading;
-using System.Threading.Tasks;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/AnsiConsoleExtensions.Live.cs

@@ -1,6 +1,3 @@
-using System;
-using Spectre.Console.Rendering;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/AnsiConsoleExtensions.Markup.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Globalization;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/AnsiConsoleExtensions.Progress.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/AnsiConsoleExtensions.Prompt.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/AnsiConsoleExtensions.Rendering.cs

@@ -1,6 +1,3 @@
-using System;
-using Spectre.Console.Rendering;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/AnsiConsoleExtensions.Screen.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/AnsiConsoleExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/BarChartExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Collections.Generic;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/BoxExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console.Rendering;
 
 /// <summary>

src/Spectre.Console/Extensions/BreakdownChartExtensions.cs

@@ -1,7 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Globalization;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/CalendarExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/ColumnExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/ConfirmationPromptExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/DayOfWeekExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Globalization;
-
 namespace Spectre.Console;
 
 internal static class DayOfWeekExtensions

src/Spectre.Console/Extensions/DictionaryExtensions.cs

@@ -1,5 +1,3 @@
-using System.Collections.Generic;
-
 namespace Spectre.Console;
 
 internal static class DictionaryExtensions

src/Spectre.Console/Extensions/EnumerableExtensions.cs

@@ -1,7 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-
 namespace Spectre.Console;
 
 internal static class EnumerableExtensions

src/Spectre.Console/Extensions/ExceptionExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using Spectre.Console.Rendering;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/ExpandableExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/FigletTextExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/GridExtensions.cs

@@ -1,7 +1,3 @@
-using System;
-using System.Linq;
-using Spectre.Console.Rendering;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/HasBorderExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/HasBoxBorderExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/HasCultureExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Globalization;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/HasTableBorderExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/HasTreeNodeExtensions.cs

@@ -1,8 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Spectre.Console.Rendering;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/ListExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Collections.Generic;
-
 namespace Spectre.Console;
 
 internal static class ListExtensions

src/Spectre.Console/Extensions/LiveDisplayExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/OverflowableExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/PaddableExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/PanelExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/Progress/PercentageColumnExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/Progress/ProgressBarColumnExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/Progress/ProgressExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Linq;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/Progress/ProgressTaskExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/Progress/RemainingTimeColumnExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/Progress/SpinnerColumnExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/Progress/StatusContextExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/Progress/StatusExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/RecorderExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using Spectre.Console.Internal;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/RenderableExtensions.cs

@@ -1,7 +1,3 @@
-using System;
-using System.Collections.Generic;
-using Spectre.Console.Rendering;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/RuleExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/StackExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Collections.Generic;
-
 namespace Spectre.Console;
 
 internal static class StackExtensions

src/Spectre.Console/Extensions/StringBuilderExtensions.cs

@@ -1,7 +1,3 @@
-using System;
-using System.Globalization;
-using System.Text;
-
 namespace Spectre.Console;
 
 internal static class StringBuilderExtensions

src/Spectre.Console/Extensions/StringExtensions.cs

@@ -1,9 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Globalization;
-using System.Linq;
-using System.Text;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/StyleExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using System.Collections.Generic;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/TableBorderExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console.Rendering;
 
 /// <summary>

src/Spectre.Console/Extensions/TableColumnExtensions.cs

@@ -1,6 +1,3 @@
-using System;
-using Spectre.Console.Rendering;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/TableExtensions.cs

@@ -1,8 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Spectre.Console.Rendering;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/TextWriterExtensions.cs

@@ -1,5 +1,3 @@
-using System.IO;
-
 namespace Spectre.Console;
 
 internal static class TextWriterExtensions

src/Spectre.Console/Extensions/TreeExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>

src/Spectre.Console/Extensions/TreeGuideExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console.Rendering;
 
 /// <summary>

src/Spectre.Console/Extensions/TreeNodeExtensions.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Spectre.Console;
 
 /// <summary>