EP functions from refactor-syntax_unicode_EPConstructors2
EP functions from refactor-syntax_unicode_GetEP1
EP functions from refactor-syntax_unicode_GetEP2
EP functions from refactor-syntax_unicode_objecteval
Deleted garbage character
Added ctxt . CopyAsArrayRef(..)
Merge pull request #281 from runrevpanos/refactor-syntax_unicode_ctxt_functions

Added ctxt . CopyAsArrayRef(..)
MCExecContext::Clear() added
Added ctxt.CopyAsNameRef() and ctxt.GetReal8() methods
Merge pull request #282 from runrevpanos/refactor-syntax_unicode_ctxt_functions

Added ctxt.CopyAsNameRef() and ctxt.GetReal8() methods
MCExecContext functions added
Clear()
IsEmpty()
IsArray()
IsString()
IsArray()
IsNumber()
Remove changes to exec.h
Merge branch 'refactor-syntax_unicode_ctxt_functions' into refactor-syntax_unicode_objecteval