Merge pull request #17 from ivan/master

Use 'ws://' instead of 'ws:' for compatibility with IE
refactored out default reload method
prevent blank files from ending the process
Merge branch 'master' of https://github.com/bhauman/lein-figwheel

fixed conflict
Conflicts:
	support/src/figwheel/client.cljs
working on getting a signal when the compiler fails
small refactor
added exception notification
added :url-rewriter config option and more

Added :url-rewriter option and hopefully removed the need for it at the
same time.
files are now explicitly loaded from the static file server wherever it
happens to be located
previously they were loaded relative to the current localhost
Fix websocket URL in README