Move plugins modals to Bootstrap

##### Moving current code to bootstrap modal

Same as #4661 #4645 #4575 #4563 #4561 #4514 #4513 

Testing:
After Applying this patch 
Try editing an article and use the editor’s buttons

Preview:
![screenshot 2014-10-14 07 48 07](https://cloud.githubusercontent.com/assets/3889375/4624141/3753192e-535e-11e4-98f5-a7a0f278e031.png)
![screenshot 2014-10-14 07 48 24](https://cloud.githubusercontent.com/assets/3889375/4624142/390ad6da-535e-11e4-8359-b1f11ea354ed.png)
![screenshot 2014-10-14 07 48 39](https://cloud.githubusercontent.com/assets/3889375/4624143/3c31c86e-535e-11e4-8fb6-5297b3846a99.png)