Add Spectre.Cli to Spectre.Console

* Renames Spectre.Cli to Spectre.Console.Cli.
* Now uses Verify with Spectre.Console.Cli tests.
* Removes some duplicate definitions.

Closes #168

examples/Console/Columns/Columns.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net5.0</TargetFramework>
+    <ExampleTitle>Columns</ExampleTitle>
+    <ExampleDescription>Demonstrates how to render data into columns.</ExampleDescription>
+    <ExampleGroup>Widgets</ExampleGroup>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\..\src\Spectre.Console\Spectre.Console.csproj" />
+  </ItemGroup>
+
+</Project>

examples/Console/Columns/Program.cs

@@ -0,0 +1,31 @@
+using System.Collections.Generic;
+using Spectre.Console;
+
+namespace ColumnsExample
+{
+    public static class Program
+    {
+        public static void Main()
+        {
+            var cards = new List<Panel>();
+            foreach(var user in User.LoadUsers())
+            {
+                cards.Add(
+                    new Panel(GetCardContent(user))
+                        .Header($"{user.Country}")
+                        .RoundedBorder().Expand());
+            }
+
+            // Render all cards in columns
+            AnsiConsole.Render(new Columns(cards));
+        }
+
+        private static string GetCardContent(User user)
+        {
+            var name = $"{user.FirstName} {user.LastName}";
+            var city = $"{user.City}";
+
+            return $"[b]{name}[/]\n[yellow]{city}[/]";
+        }
+    }
+}

examples/Console/Columns/User.cs

@@ -0,0 +1,89 @@
+using System.Collections.Generic;
+
+namespace ColumnsExample
+{
+    public sealed class User
+    {
+        public string FirstName { get; set; }
+        public string LastName { get; set; }
+        public string City { get; set; }
+        public string Country { get; set; }
+
+        public static List<User> LoadUsers()
+        {
+            return new List<User>
+            {
+                new User
+                {
+                    FirstName = "Andrea",
+                    LastName = "Johansen",
+                    City = "Hornbæk",
+                    Country = "Denmark",
+                },
+                new User
+                {
+                    FirstName = "Brandon",
+                    LastName = "Cole",
+                    City = "Washington",
+                    Country = "United States",
+                },
+                new User
+                {
+                    FirstName = "Patrik",
+                    LastName = "Svensson",
+                    City = "Stockholm",
+                    Country = "Sweden",
+                },
+                new User
+                {
+                    FirstName = "Freya",
+                    LastName = "Thompson",
+                    City = "Rotorua",
+                    Country = "New Zealand",
+                },
+                new User
+                {
+                    FirstName = "طاها",
+                    LastName = "رضایی",
+                    City = "اهواز",
+                    Country = "Iran",
+                },
+                new User
+                {
+                    FirstName = "Yara",
+                    LastName = "Simon",
+                    City = "Develier",
+                    Country = "Switzerland",
+                },
+                new User
+                {
+                    FirstName = "Giray",
+                    LastName = "Erbay",
+                    City = "Karabük",
+                    Country = "Turkey",
+                },
+                new User
+                {
+                    FirstName = "Miodrag",
+                    LastName = "Schaffer",
+                    City = "Möckern",
+                    Country = "Germany",
+                },
+                new User
+                {
+                    FirstName = "Carmela",
+                    LastName = "Lo Castro",
+                    City = "Firenze",
+                    Country = "Italy",
+                },
+                new User
+                {
+                    FirstName = "Roberto",
+                    LastName = "Sims",
+                    City = "Mallow",
+                    Country = "Ireland",
+                },
+            };
+        }
+    }
+}