Merge pull request #747 from echel0n/dev

Dev
Merge pull request #759 from echel0n/dev

Dev
Add transmission seed for X hours option
Merge pull request #764 from adam111316/transmission_seedtime

Add transmission seed for X hours option
Fixed missing slash on Kat mirror URL

Changed http://www.kickmirror.com to http://www.kickmirror.com/
Switch from urlencode to json

Per the Pushbullet API (https://docs.pushbullet.com/http/) the POST should use a JSON body, with content-type 'application/json'
PEP8 changes for rss feed cache code
Merge pull request #765 from aelveborn/kat-mirror-fix

Fixed missing slash on Kat mirror URL
Merge branch 'master' of https://github.com/jmelen/SickRage into dev
Sports regex updated
Add anidb caching database