Add videohut

based off videoraj and cloudy
Merge pull request #217 from irfancharania/videohut

Add videohut
Update exashare.py

fix
Create speedvideo.py

new host plugin for speevideo, used on foreign sites.
Update exashare.py

raised the sleep timer from 4000 to 7000, to give enough time for server to do it's thing.  not always needed but needed enough for some people.
Update exashare.py

attempting it without headers unless it errors then with.
Update exashare.py
Improve Vodlocker speed

No need to do a post.

Site works differently when sending a mobile user-agent or using the
embedded version link (as done here).
Add Letwatch resolver

Similar to vodlocker
fix allmyvideos resolver
Update Tunepk
fix vidto.me resolver
Fix nowvideo regex
Create mp4star.py

host plugin for mp4star.com used in things like cartoon-world.
Fix reference to non-existent code in URLError
Merge pull request #219 from HIGHWAY99/master

speedvideo and exashare
Merge pull request #220 from irfancharania/vodlocker

Improve Vodlocker speed
Merge pull request #221 from irfancharania/letwatch

Add Letwatch resolver
Merge pull request #222 from irfancharania/tunepk

Update Tunepk
Merge pull request #223 from tknorris/master

Update several resolvers