More Cleanup
- Addressed Lc/Le values in 'P3' field
- AID value could be null allowing null arg to be passed to RILContentHelper while opening the channel
- *Extended APDU support needs to be in place

Change-Id: Ie951a767e712b53ac3fa387e28153059e2ae301e
More clean up
- Lint Fixes for Parent Process files
- Addressed Lc /Le and data being null issue in RILContentHelper
- Addressed issues around 'array.length' and moved the logic to 'object.keys(blah).length'
- Added helper functions to remove entry after channel is successfully closed
- Addressed _transmit() callback return value (Resolved vs Rejected) issue
- Added a useful _debugMap() helper , just in case!

 TBD:
- To add a helper to remove entry for Session
- Add code for 6x (61) procedure bytes
- Add support for Select Response support
- More Lint fixes

Change-Id: Id3acf3846fc5ef8ba3d23bf7bd66a224ba3fbde9