Fix a bug that assumes size_t can be negative.
Add .gitignore file.
Remove "/*" from a comment to silence -Wcomment warning.
Silence Clang -Wpointer-sign warning.
Merge pull request #7 from rui314/gitignore

Add .gitignore file.
Merge pull request #8 from rui314/sizet

Fix a bug that assumes size_t can be negative.
Merge pull request #10 from rui314/comment

Remove "/*" from a comment to silence -Wcomment warning.
Merge pull request #11 from rui314/wpoitner-sign

Silence Clang -Wpointer-sign warning.
Update axtls.diff according to the edit in config.h
Upgraded tls to axTLS 1.4.9