add humanize javascript library
invoke humanize filesize function to display the disk size/pool size/ share size in jst files
Incluse humanize library
Merge pull request #64 from Mchakravartula/issue#59_humanize_size

add humanize javascript library
Change Share resize interface
add size text box with dropdown to select size scale.
display existing share size in share resize page interface.
Fix database migrations for smart_manager

Add south_migrationhistory table manually in smartdb and populate it
with the first migration
Modify migration steps in buildout to specify the database that
migrations are to be performed against
Pre-Populate share sixe in text field and size scale in dropdown.
Merge pull request #66 from Mchakravartula/issue#61_share_resize_interface

Change Share resize interface
Merge pull request #67 from sujeetsr/issue#65_migrations_smartmanager

Fix database migrations for smart_manager