New features:

1. Add support for SPAS authentication
2. Migration from Makefile to CMakeList, the client now supports make install
3. Project include directory refactor and client factory refactor to keep include and code clean and concise
4. Changed feature of Log system, now you can specify the log file's size

Bugfixes: Bugfix #101 Bugfix #96, thanks to @cool-colo Bugfix #99 Bugfix #92, thanks to @labman000