Specify :root in repl test so the stub works
Send https proxy property down to subprocesses

fixes #1060
Go back up a directory for travis test run
Fix docstring typo
Tidy up a few tests

Mostly gets project maps in a format suitable for eval-in-project
(including the repositories), but also number-ifies port for aether (the
way the real URL.getPort method behaves).
When l.c.classpath/get-dependencies fails, it now propagates the root exc
Add update task for arbitrary project map transformations.
News updates.
Point people to the right place for bootstrapping instructions.
Geez how did I forget THAT.

[ci skip]
Use set-profiles in trampoline task. Fixes #1044.
Suppress stack traces when dependencies can't resolve.
Move checking of LEIN_OFFLINE into defaults map to lower priority.

Fixes #961.
Bump clj-http version.
Add news about interrupt-on-repl-input

[ci skip]
Split out get-classified-jar-filename. Fixes #1039.
Oops; missed a reference to get-jar-filename.
Send bytes as received for correctness.
Use RevivableInputStream to avoid blocking reads.
No need to pump from sysin for javac.