Feature/64 activity search

search box clean up done. good to go.
1. Avoid stuff like this where you're hard coding the URL. It's considered very bad Rails code.
2. You had defined a variable in the layout but didn't use it: https://github.com/lighthouse-labs/laser_shark/pull/53/files#diff-287f7c984d5c01a3e05efd317b20efc6R1 (if it didn't work; think about local variables vs instance instance variables and how rails works with them)