added comments to Script::Any behavior on array indices; added GetLength() and Dump() methods
added lua checkstacks, fixed type detection; added Length() and Dump methods
refactor lua's DescribeValue, added processing of tables
simplify lua test code, added tests for type detection
Merge branch 'master' into graphics_let_refactor
new Any methods for v8; fixed v8 test
Merge branch 'master' into graphics_let_refactor