Python/WinRT Assorted Fixes

[devhawk]

• Manage PyObject* lifetimes with RAII wrappers
• add dealloc functions for structs and winrt_base
• rework native await function for IAsync* types to better match original Python implementation
• fix array view construction for pass_array parameters
• rework how root module name is accessed in the projection generation code
• add module name to projected types
• Update python tests to include generated folder in search path
• Remove explicit init apartment calls from python tests
• remove explicit debug flags (/Zi and /Od) from setup.py

Example generated code available: https://github.com/devhawk/pywinrt-output/pull/6/files

[Scottj1s]

[devhawk]

fixes #191

[devhawk]

fixes #104

[devhawk]

https://github.com/devhawk/pywinrt-output/pull/6/files updated w/ latest projected code