Extract gui related config in gvimrc

I primarily use vim in terminal so is useless to clobber my vimrc with gui stuff
Inline autocmd(s) into vimrc
Rephrasing autocmd(s)
Shortcut for editing .zshrc
Rephrase comment
Add mapping for '*' without moving
Add gocode plugin for go code completion
Remove vim-vinegar

Are more the times where I fight with it than using it
Update example for plugin manager feature
Deleted commented autocmd
Move reloading of solarized.vim into solarized.vim
Add `Plugin` keyword in vim files
Add basic [[ and ]] for go files

][ and [] should work as they are.
Switch back to Vundle.vim

At the moment seems to be maintained
Improve multiple files lcd handling
Add comment about colors
Ensure noautochdir is set
Let's pin gocode since is in Go workspace
Fix 'gd' functionality for vimscript autoload functions
Moved 'gd' mapping for autoload vimscript function to its own file