CAS-1091: Upgraded to the latest dependency libraries (all tests pass)

CAS-1087 catch UnauthorizedServiceExceptions and generate the correct error response

Fixes  CAS-1098

CAS1086 - Added 2 new languages to CAS, Farsi and Arabic. Modified UI to...

CAS-1076 Remove ticket PREFIX dependency

CAS-1076 Remove ticket PREFIX dependency and fixed test to reflect the change.  Also updated Ehcache version and module name.

CAS-1076 Ehcache tests running

CAS-1076 ehcache partial cleanup
Addresses some (but not all) of battags feedback at https://github.com/atilling/cas/commit/d2a27f8d4465bf226c1fe17ba17e82c828145fb9 .
* Cosmetic and style changes.
* Includes ehcache submodule in cas project pom.xml (a substantive change).

Conflicts:
	.gitignore

Error message using String#format

CAS-1019 stop vending PTs to PGTs of services disallowed from proxying

CAS-1019 Disallow the vending of the proxy tickets is the service matching the registered service has the 'allowProxy' set to false. Construct an informative log message as well as pass this message into UnauthorizedProxyingException

Declares ehcache submodule in cas pom.xml so that it is included in cas
project maven builds.

Mark ticketId parameter to getTicket() as final since ticketId
assignment is not and is not intended to be modified in getTicket()
implementation.

Marks ticketId parameter to deleteTicket() as final since ticketId
assignment is not and is not expected to be modified in deleteTicket()
implementation.

Mark ticket parameter to addTicket method as final since its assignment
is not modified and should not be modified in the body of the method.

Ignore IntelliJ IDEA configuration files.

Make instance Cache variables "serviceTicketsCache" and
"ticketGrantingTicketsCache" private rather than protected, since
EhCacheTicketRegistry class is not designed for subclassing.

Made EhCacheTicketRegistry final since not designed for subclassing.
Responsive to battags feedback at
https://github.com/atilling/cas/commit/d2a27f8d4465bf226c1fe17ba17e82c82
8145fb9

Credited Adam Rybicki and Andrew Tillinghast as authors.

Update EhCache URL to http://ehcache.org/

Updated to reflect continuity of efforts from CAS-816 in 2009 through
latest updates.

Reformatted from tabs to spaces, correcting goofy indents within parent
and dependencies elements.  Responsive to battags feedback at
https://github.com/atilling/cas/commit/d2a27f8d4465bf226c1fe17ba17e82c82
8145fb9

Changed from tabs to spaces, correcting goofy parent element and
dependencies element sub-element indentation.  Responsive to battags
feedback at
https://github.com/atilling/cas/commit/d2a27f8d4465bf226c1fe17ba17e82c82
8145fb9

Update to latest patch release of ehcache-core dependency 2.4 (to 2.4.6
from 2.4.5).

Apparently contributors can't have ids, removed id element from Andrew
Petro contributor.

removed final keyword

CAS-1077 AbstractThrottledSubmissionHandlerInterceptorAdapter not updating counter on unsuccessful login attempt

Documented developers arybicki, wgthom, and atilling, and contributor
apetro, in pom.xml, responding to battags feedback at
https://github.com/atilling/cas/commit/d2a27f8d4465bf226c1fe17ba17e82c82
8145fb9

Rename module to "Jasig CAS EHCache Integration" rather than "JA-SIG
CAS EHCache Integration", responding to battags feedback here:
https://github.com/atilling/cas/commit/d2a27f8d4465bf226c1fe17ba17e82c82
8145fb9