(fix) server doesn't return x_t, so this would never work

also, it wasn't even used
 (fix) Move timestamp into createAuthenticatedUrl from the constructor so that UserContexts don't become stale
Merge pull request #15 from omsmith/removeServerOffset

(fix) server doesn't return x_t, so this would never work
Merge pull-request #16 from jparker-d2l/timestamp-fix

Conflicts:
	lib/valence.js
(tests) add more tests. everything but createAuthenticatedUrl
Merge pull request #17 from omsmith/moreTests

(tests) add more tests. everything but createAuthenticatedUrl
remove the unused appUrl parameter in ApplicationContext constructor
(chore) code cleanup / re-ordering
Merge pull request #18 from omsmith/removeAppUrl

remove the unused appUrl parameter in ApplicationContext constructor
Merge pull request #19 from omsmith/createAuthenticatedUrlCleanup

(chore) code cleanup / re-ordering
code style. better regex-escape regex. jsdoc updates.
host should include protocol. show in tests, jsdoc, and sample
add code style config files for jshint and jscs
Omit port for http+80 and https+443 in createUrlForAuthentication
(style) add semicolons
Merge pull request #20 from jparker-d2l/port-omission

Omit port for http+80 and https+443 in genTokenUrl
(chore) version bump 1.0.2

We're at something publishable. I have some other thoughts pipelined, but those can wait