Syntax error fix

- "mkdir -p" is a linux command, not windows ;)
- Slashes wrong direction, they trigger a syntax error.
- Quotation marks wrong, they trigger a syntax error.
Folder allready exists

Folder already exists, can be removed.
;!system "mkdir ..\..\build\releases\Popcorn-Time\win\"
Syntax error fix

- Folder: build\releases\Popcorn-Time\win\ already exists, line can be removed.
- Quotation marks wrong, trigger syntax error windows
- Slashes wrong, can trigger syntax error windows
- mkdir -p is linux commandline ;)
Update installer.nsi

No I was wrong... it doesn't exists yet.
Update updater.nsi

No I was wrong... it doesn't exists yet.
Fix to enable drag & drop again
OpenSubtitle: return promise instead of execute callback to be consistent with Ysubs provider API
indentation cleanup
Merge branch 'master' into feature-opensub-promise
OpenSubtitle Provider Promise return.
Fix waiting for subtitles hang.
Fix and update French translation

Fix fr.json (french translation) and update it with the new strings from en.json

closes #920
- adds & translates lines 138 to 154 from en.json
- fixes spelling, grammar and phrasing errors
- fixes vocabulary for constancy
- adds spaces where needed (in French it is not "Word:" but "Word :")
- fix string 149 to fit the actual content and translate it (should be done in en.json too)
Removed dangling whitespace/tabs, excessive newlines
Not stretching movie poster to full height anymore

Looks better (imho), and doesn't break the layout when the poster has
strange proportions or is just too big.

Fixes #927
Update fr.json

- l.152 : fix "..." to display "…" instead
- l.135 : minor change to better fit french phrasing
language paths
language paths
Rolling DEPS

updating DEPS
Rewrote the updater

Hopefully this will make it more reliable in the future. Fixes #906
Fix updater and some promise binding issues

The promise specs say that promise functions MUST have undefined bound to `this` context when in strict mode. We use a custom function to bypass this and force the this function into the context
Make the notification always on top

Fixes #853