finally solved snippet problem

Signed-off-by: Ronert Obst <ronert.obst@gmail.com>
updated shnippets

Signed-off-by: Ronert Obst <ronert.obst@gmail.com>
removed smart mode line
added theme changer back to appearance
renamed some functions
fixed yasnippet, auctex

Signed-off-by: Ronert Obst <ronert.obst@gmail.com>