Typo fix

Author: migueldeicaza

NStack/NStack.csproj

@@ -5,7 +5,7 @@
   <PropertyGroup>
     <TargetFramework>netstandard1.5</TargetFramework>
     <PackageId>NStack.Core</PackageId>
-    <PackageVersion>0.5</PackageVersion>
+    <PackageVersion>0.6</PackageVersion>
     <Authors>Miguel de Icaza</Authors>
     <PackageLicenseUrl>https://github.com/migueldeicaza/NStack/blob/master/LICENSE.md</PackageLicenseUrl>
     <Owners>Miguel de Icaza</Owners>
@@ -18,7 +18,8 @@
 It starts with a new string type that is focused on Unicode code-points as opposed to the historical chars and  UTF-16 encoding and introduces a utf8 string that supports slicing</Description>
     <ReleaseVersion>0.3</ReleaseVersion>
     <PackageReleaseNotes>* Renamed some methods to match the equivalent methods in Char.
-* Introduced Substring (int start)</PackageReleaseNotes>
+* Introduced Substring (int start)
+* Typo fix</PackageReleaseNotes>
   </PropertyGroup>
 
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">

NStack/unicode/Rune.cs

@@ -549,7 +549,7 @@ public static bool ValidRune (Rune rune)
 		/// <param name="rune">The rune to test for.</param>
 		/// <remarks>
 		/// </remarks>
-		public static bool IsLetteOrDigit (Rune rune) => NStack.Unicode.IsLetter (rune.value) || NStack.Unicode.IsDigit (rune.value);
+		public static bool IsLetterOrDigit (Rune rune) => NStack.Unicode.IsLetter (rune.value) || NStack.Unicode.IsDigit (rune.value);
 
 		/// <summary>
 		/// IsLetterOrDigit reports whether the rune is a letter (category L) or a number (caetegory N).
@@ -558,7 +558,7 @@ public static bool ValidRune (Rune rune)
 		/// <param name="rune">The rune to test for.</param>
 		/// <remarks>
 		/// </remarks>
-		public static bool IsLetteOrNumber (Rune rune) => NStack.Unicode.IsLetter (rune.value) || NStack.Unicode.IsNumber (rune.value);
+		public static bool IsLetterOrNumber (Rune rune) => NStack.Unicode.IsLetter (rune.value) || NStack.Unicode.IsNumber (rune.value);
 
 		/// <summary>
 		/// IsMark reports whether the rune is a letter (category M).