plain contest page
plain contest page under /contest
Merge branch 'master' of https://github.com/YiboDuan/hearthstats

Conflicts:
	app/views/additional/contest_video.slim
added blind draft and error handling for text import
added new text2deck for deck editing
Merge remote-tracking branch 'upstream/master'
changed homepage winrate to calculate only last two weeks [skip ci]
Added GA code to homepage
Added Codeship Badge
Merge remote-tracking branch 'upstream/master'
Merge pull request #394 from trigun0x2/beta

Beta up to staging now
Merge pull request #395 from trigun0x2/staging

updated achievements and added HSL to sidebar
Merge pull request #396 from trigun0x2/master

updated achievemnts [skip ci]
welcome video starts from the beginning now
sound now stops after closing welcome video
profile page no longer shows NaN% for Arena and Constructed play

i moved the number_to_percentage call into the Arena and Constructed
classes so that it either returns "N/A" if the user has no games
played, or a percentage if they did.
skip added back into video
fix hound issues
fix hound empty line issue
merging master