Added INSTALL file
mail-class added
mail-class added
i2c now doesn't open and close the dev file on every receive/write call
updated doxygen comments in i2c.cpp module_lm75.cpp module_pca9555.cpp
added readPort() to module_pca9555
Modified i2c class to improve code efficiency of file handling routines.

Add param value checks to a few methods

Changed the send(int) method to send(unsigned char)
Merge pull request #1 from codiak6335/develop

Modified i2c class to improve code efficiency of file handling routines. Thanks to codiak6335
fixed i2c.send bug
added python-module to Makefile
Added API-Python Modules for Gnublin, removed little bugs
updated i2c doxygen comments
resolved merge conflicts
added Mail API, improved i2c class, added python module