Add task for remove REDCap IP ban
Add two Makefiile tasks
Add vimrc to the vagrant
+ `profile` task to help investigating redi performance
Remove extra '-c' for `make profile` task
Also delete from `redcap_ip_cache` table
Add task for testing the `show url` php plugin
Merge pull request #122 from indera/add-remove-ban

Improve the tools in the Makefile for testing RED-I