Merge pull request #77 from camilotorresf/fixes

Fixes related to category selection and image size
/admin/input/ change product url to Get It Here
Product page: show button 'Buy It Here'

In the product page show two buttons:
- Source URL: points to source url
- Buy It Here: points to Get It Here in /admin/input/
/admin/input/ change product url to Get It Here
Product page: fix a text error
Use shopping cart icon for buy button
Show Buy It Here button in the profile listing

In the  Show two buttons:
- Source URL: points to source url
- Bet It Here: points to Get It Here in /admin/input/
Use only numbers to generate the image name
Show a 'loading' indicator for the uploader

Show a 'loading' indicator for the uploader to know the images finished loading by an image indicating 'upload' that vanishes when finished
Tag with multiple words in /admin/input/

You can now add multiple tags with multiple words, each tag must have # or it will be considered a single tag.
/admin/input/ manage multple tags in edition

When editing the item in the uploaded tab, allows for tags with multiple words.
Allows multi word tags in profile
Support multi word tags in category listing
Fix Support multi word tags in category listing
After adding to my getlists, go to profile
Support multi word tags in profile lists
Support multi word tags in pin details
Support multi word tags in pin search
Create an index in the tags for multi word tags

Primary key must be deleted, but a new index is created to speed up joins in queries.
Support multi word tags in admin select category

In the admin, when selecting the category for uncategorized items, correctly support multi word tags