add a faq section to readme, fixes #168
improve a warning that wasn't working
add unused auto-initialization (Python is not a valid filetype)
change faq typo, thanks for noticing @ Rahul Agrawal
pyimport completions tests
cleanup
documentation tests
move defaults initialization to autoload
move also the whole python initialization away from plugin.vim
plugin is now almost empty, fixes #113
better warning when python is not available
variable loaded_jedi doesn't exist anymore (tests)