add search with / for compatibility with what I'll do.
test passing, UI still not working
Add focusing, and fixes non-clearance of prev searches. Add
documentation.
fix crash
fix failing test
add looping around
added 'n' functionality, tidy up & testing
add docs
fix bug that happens after searching for a non-existant string, and
later for an existant one.
now really fix it + test
Merge pull request #193 from droope/search-functionality

Search functionality