Fixed wrong display of plot label for mercury sensor (containing unicode characters).
Scale size of axis font in plots depending on the total plot size.
Fix wrong display of file path in description.
Write plots in a BLOB instead of a temporary file which simplifies the code a
bit and improves performance.
Fix bug in authorization rules for experimentalists in the case of attachments
and user comments. The "Add" link was not correctly displayed in all cases.
Generate hostname for html links in ActionMailer dynamically instead of the
fixed value "psdb.gsi.de".
Check if image exists before inline rendering in DynamicImagesController.
Add unit test for format_numeric function in instancevalues_helper.
Disable all observers while executing db seed
automatic mailer might cause problems if mail setup does not work
during installation.
Limit length of database fields to be used as index fields.
This causes problems when using MySQL (index length limitations).
Update models and unit tests accordingly.
Update todo.txt
Add display of class-specific partials in instances#show.
Add class-specific partial for PH_IEEE1394_Cam class showing camera hardware
history.
Add 'instancevalues' association in instance model.
Fix display precision of some values in PH_Tektronix_7000 detailed view.
Update unit test of instance model.
Update todo.txt
Order list of experiments in shots#index choice field.
Update todo.txt
Dramatically speed up of 2dData instancevalues export due to better memory
alignment.
Disable mail system if no 'mailer' is given in PSDBConfig.
Update changelog.
Update changelog.
Do not show password in email of user#update observer.
Merge branch 'development'