fix PHP warning in tracker index
[#932] Add hooks to extend tracker administration area
Tracker: formula improvement
Tracker: Extra field type Effort
Tracker: Extra fields default value
fix edittemplate include: move it to the right place
Whitespace
Tracker: Add description (help text) for custom fields
Tracker workflow: add support of required fields
Add default value 'array()' for footer function
tracker: drop unused code, the view does not exist either
Remove trailing whitespace
add missing link to manage available roadmaps
merge Branch_5_2
tracker: fix redirect when click on admin link db: fix warning
[PSR-2] The closing ?> tag MUST be omitted from files containing only PHP.
Include and file path should be devided with single space. File path should not be placed under brackets.
Minor: rework strings to reduce translation effort.
Rephrase a few gettext invocations to make translation easier
Tracker: Allow admins to remove canned responses