not included seenInstructions in getClosestInstruction
set mapzoom based on average speed
if 2 instructions are within radius only return the former one
adds a good test case for when destination is close
truely setting the last instructions location
make the test case specific to location discovered
removing silly code
fixes name of test
removes unused fixtures
Replaces `Route#getClosestInstruction(Location)` with `Route#getNextInstruction()`
Merge pull request #17 from mapzen/baldur/quick_hits

Baldur/quick hits