make app root customizable
use const for api base path
forgot one
more cleanup / tweaks
i do what @timmfin says
merge in new_refactor_request
merge again because im an idiot
fix navigating between pages
Merge pull request #134 from HubSpot/custom-app-root

customizable app root
make custom base URLs work
allow deploy builder to set ID.
tweak _truncateToShortKey()
simpler way to handle paths in the UI
pause and some logging updates.
Merge branch 'new_refactor_request' into improve_pausing

Conflicts:
	SingularityService/src/main/java/com/hubspot/singularity/resources/RequestResource.java
	SingularityService/src/main/java/com/hubspot/singularity/resources/StateResource.java