added a spec for String#emojify not to convert to img tag.

see also: https://github.com/tdiary/tdiary-core/issues/404
added gemoji gem
Do not emojify foo::bar::baz (check if emoji exists by gemoji gem)
lock gemoji gem version
added spec for emojify `:plus1:`
emojify `:plus1:` as well as `:+1:`
bundle update
Merge pull request #443 from minimum2scp/fix/emojify-404

emojifyで、登録されている絵文字のみアイコンに変換するようにしました
bundle update
fix old LOAD_PATH directories
bump version to 4.1.0.20141005
added load_path spec
rename skel to views
rename
Merge pull request #444 from tdiary/rename-views

skel という名前を views にリネームしたい
temporary workaround for ruby 2.2.0
bump version to 4.1.0.20141008
enabled bundler cache on travis
bundle update
removed needless option