calpoly/sponsors/models.py: Add tentative tables.

calpoly/api/reimbursements.py: PEP8.
calpoly/sponsors/models.py: Add working models.
Create skeleton for sponsors page.
Makefile: Always delete old pyc files before running the app..
Add sponsor types to the sponsors page.
List sponsors on the sidebar.
Add sponsors profiles.
Add sponsors to front page and add sponsors profiles.

calpoly/frontend/frontend_misc.py: Get 3 random sponsors.
calpoly/frontend/sponsors.py: Add sponsors profiles.
calpoly/frontend/templates/index.html: Get 3 random sponsors in sponsors section.
calpoly/frontend/templates/sponsors/sponsor.html:
Create template for a single sponsor.
calpoly/frontend/templates/sponsors/sponsors_index.html:
Fill in sections regarding the branch itself.
calpoly/sponsors/models.py: Remove unneeded
fields.
Merge branch 'master' into sponsors

Conflicts:
	calpoly/api/reimbursements.py - FIXED
calpoly/frontend/templates/index.html: Remove static links to sponsors logos.
calpoly/frontend/templates/sponsors/sponsors_index.html: State that sponsorships need to be renewed annually.
Remove empty migration.

deleted:    migrations/versions/50f583eff7a3_.py
migrations/versions/1fd0ec64a0a4_add_discount_table.py:
Fix branch migration divergence caused by empty
migration.
migrations/versions/b83aae8bd10_add_sponsors_tables.py:
Add sponsors tables migraitons.
Add sponsors tables migration.
calpoly/frontend/templates/sponsors/sponsors_index.html: Check for null max_donations.
calpoly/sponsors/models.py: Add unique constraints
to needed fields in sponsors models.
calpoly/frontend/sponsors.py: Get only the latest
treasurer.
calpoly/frontend/templates/sponsors/sponsors_index.html: Remove unused code.
Makefile: Use POSIX-compliant syntax for find.