Adding some documentation to crosslang shell

Tesses.CrossLang.Documentation/doc_projs/RuntimeObjects/src/main.tcross

@@ -0,0 +1,40 @@
+/^Get index of string or char in string, returns -1 if not found^/
+func String.IndexOf(this, textOrChr)
+{
+
+}
+/^Get index of string or char in string, returns -1 if not found^/
+func String.LastIndexOf(this, textOrChr)
+{
+
+}
+/^Get the enumerator ^/
+func String.GetEnumerator(this)
+{
+
+}
+/^Get the substring of a string, if length is not provided it spans the rest of the string provided by this^/
+func String.Substring(this, offset, $length)
+{
+
+}
+/^Remove text from a string, if length is not provided it spans the rest of the string provided by this^/
+func String.Remove(this, offset, $length)
+{
+
+}
+/^Trim the start of string till char is not chr, if chr is not provided space will be used^/
+func String.TrimStart(this, $chr)
+{
+
+}
+/^Trim the end of string till char is not chr, if chr is not provided space will be used^/
+func String.TrimEnd(this, $chr)
+{
+    
+}
+/^Escape a crosslang string for eval, quote determines whether the string should be quoted or not, by default not^/
+func String.Escape(this, $eval)
+{
+    
+}