Edit install.sh and gitignore and add test-requirement.txt

In the install.sh I added shebang (!#), added error checking and fix pathing
issue.  In gitignore I added the vim swp file.  Added test-requirements.txt
for pip install to begin testing process
Merge pull request #5 from mpath/master

Added prod_* to gitignore (database files)
Merge pull request #6 from jmeridth/edit_install_sh_and_gitignore

Edit install.sh and gitignore and add test-requirement.txt
Merge pull request #4 from roaet/master

Fixes install script and misc problems, swp added to gitignore