Send an event on ClientClosed, and factor out some cut-and-paste

Conflicts:
	ui/app/snap/SbtProtocol.scala
Merge pull request #750 from typesafehub/wip/havocp-client-closed

Send an event on ClientClosed, and factor out some cut-and-paste
Handles Windows junction point folders to return a not readble message to the client.
Updated docs to clarify how to use multiple proxy hosts
Improved Windows batch file help
Merge pull request #755 from typesafehub/wip/h3nk3-windows-java-on-path

Improved Windows batch file help
Merge pull request #754 from typesafehub/wip/h3nk3-improved-proxy-docs

Updated docs to clarify how to use multiple proxy hosts
Merge pull request #753 from typesafehub/wip/h3nk3-windows-select-folder

Handles Windows junction point folders to return a not readable message t...
Bring back the actors inspector
Inspect styling and behaviours
Complete refactoring for actors errors
Echo settings are now automaticaly loaded
Safari / IE Fixes
Rename deviations to actorIssues
Inspect actors and errors
Reset inspect data
Fix for file selection related to previous commit concerning Windows folders
Add a button to be able to close the echo installer
Track the application status and disable buttons in consequence