Adding several modifications.
Adding a .gvimrc for GUI Vim. Adding many plugins in .vim/bundle directory (with pathogen plugin). Adding some functions compatible with plugins (<F2> to Tlist, <F3> to Syntastic, <F4> to NERDTree, <F7> to TComment, <F8> to add new tags) and a new Resize() function. Other plugins include fugitive (git commands inside Vim), STL-improved (highlight to STL elements in C++ code), omnicppcomplete and supertab to tab completion.