Preliminary implementation of missing kwds
Code reformatting
Bug fixes
A couple more fixes
Split the struct assignment kernels into code for tuple and/or struct
Code reformatting
Add tuple value parsing to the json parser
Allow some struct/tuple inter-assignment
Code reformatting
Use the same comparison kernels for both struct and tuple
Add a simple test for tuple assignment
Merge pull request #204 from mwiebe/tuple_assign

Implement assignment kernels for the tuple type
Got basic implementation of optional arguments working
A few more changes
Added some error checking to keyword parsing
Fixes for GCC and Windows
A couple more updates
Fix for 32-bit Windows
Merge pull request #202 from izaid/missing

Optional arguments