Started the implementation of http utilities
Implemented parsing an HTTP request.

Request lines are converted into an http_request structure.
Merge branch 'feature/http'
Implement sending http response represented as a struct.
Add function alloc_and_copy_string to utils.:
Fix some bugs in http.
Some corrections and enhancements in http.
Modify main to demonstrate http utils.
Fix bug in http.
Correct main.c
Corrected main.c
Big bunch of stuff.

- Implement saving messages from clients in memory.
- Various corrections.
Fix the bug that prevented 'See Other' responses from being sent.
Merged branch dextero.
Replaced tcpIp6RecvLine with tcpIp6Recv in recv_msg_body
Fixed hang when receiving random FIN packets; main now has infinite loop
cos tam dziala, ale jednak nie tak jak powinno... T_T
omg omg dziala po kablu
omg dziala po kablu, a przynajmniej strona sie laduje
wywalilem/zakomentowalem niepotrzebne logi