added api to manipulate tags
integrated tokenInput plug-in to display and edit tags
add and delete tags in edit and view pages
added mising css and js for tokenInput plug-in
Merge remote-tracking branch 'upstream/master'

Added a Tagging field to the Asset View and Asset Edit view
removed update tagging
removing asset type from the topassets label
Added the ability to select tags when creating an asset
Merge branch 'master' of github.com:wso2/enterprise-store
redirect after adding an asset
fixing publisher stats
adding search for publisher in API
adding new banners for ebooks
Merge branch 'master' of github.com:wso2/enterprise-store
fixing STORE-119
Merge branch 'master' of github.com:wso2/enterprise-store
remove log
Merge branch 'master' of https://github.com/wso2/enterprise-store
adding search in publisher
removed log in asset.jag create asset