Add const where appropriate in Matrix.
Resolve compile issue in matrix.
Make Matrix4f.get() a const function
Update makefile
Resolve compile issues, add skeleton parse cases
Upgrade readLine to read string args as well

Before it only read floats!
Overload savePPM for char * and std::string
Implement parellel projection rendering
Debug matrix code, update demo
Debug parser to draw lines, render, and quit.
Add transformation functions
Fuck yeah it works.
Fix greying issue by accepting SDL events.