Basic list and set operations, int and long numeric operations, fixed function resolution bugs.
Merge branch 'master' of https://github.com/Ancestry/DotQL

Conflicts:
	Source/Ancestry.QueryProcessor/Compile/Compiler.cs
Addtional datetime functions
Merge pull request #4 from JP-DCG/master

More system library functions: set and list functions, int and long functions, datetime functions