New planner tests

[kakRostropovich]

Add new Planner Tests:.

• Add Action to from Documents and check it in Planner ToDo list
• Add action to from Issue description and check it in Planner ToDo list
• Resize ToDo in Calendar
• Check assignment of ToDo to Issue description
• Create related issue of ToDo
• Add multiple slots of ToDo by dragging and dropping
• Check Tag list working under the mini-calendar

_{Huly®: UBERF-8276}