services.py: Allow only authenticated users to use the service methods provided.
gwt: Separate the status bar from the header to allow displaying of messages on all screens.
gwt: Fix issue with Firefox not accepting Enter for form submission.
gwt: Update html file to use Standards mode doctype, as Quirks Mode is no longer supported.
gwt: More explicit error messages when the server returns a non-200 (OK) response code.
gwt: Send username and password through POST instead of GET.
services.py: Add warning message related to deploying services.py in a UserDir.
Merge pull request #58 from calin-iorgulescu/master

Security fixes for the services and the GWT interface. Minor other enhancements.
vmchecker: SubmitOnly feature

Sometimes we want to use VMchecker only as a submit and save system.

Signed-off-by: Lucian Cojocar <cojocar@gmail.com>
Merge pull request #59 from cojocar/submitonly-feature

vmchecker: SubmitOnly feature
ShowGradesBeforeDeadline: new feature

Enabling this switch will show the grades to everybody before the
deadline.

Signed-off-by: Lucian Cojocar <cojocar@gmail.com>
Merge pull request #60 from cojocar/show-grades-before-deadline-feature

ShowGradesBeforeDeadline: new feature
paramiko: create log in a writable folder

Signed-off-by: Lucian Cojocar <cojocar@gmail.com>
web_services: callback: define VMCHECKER_HOME in apache conf

If HOME variable is not defined (which can happen depending on the setup)
then the callback functions will fail because the search path for the key is
relative to this variable.

Signed-off-by: Lucian Cojocar <cojocar@gmail.com>
vmchekcer: translate some messages to english

Signed-off-by: Lucian Cojocar <cojocar@gmail.com>
gwt: update login form comms

Signed-off-by: Lucian Cojocar <cojocar@gmail.com>
gwt: XXX: hide language selection box