TaskActivity, Task object class, Task object manager.
Connection changes
Revert "TaskActivity, Task object class, Task object manager."

This reverts commit 8ae5e6a67f86bb665e1a20b25221a5149ee4e3f6.
Merge pull request #13 from andrewgtv/VladimirBranch

TaskActivity, Task object class, Task object manager.
Merge pull request #14 from andrewgtv/AndrewsBranch

Connection changes
Task classes, Activity.
Merge pull request #15 from andrewgtv/VladimirsBranch

Task classes, Activity.
Comment connection
Changes in Activities and in activity_tasks
Merge pull request #16 from andrewgtv/AndrewsConnectionBranch

Changes in Activities and in activity_tasks
Connection stuff
Merge pull request #18 from andrewgtv/AndrewsConnectionBranch

Connection stuff
qwr
11
merger options activity
merge 1
Bin commit
Option Activity
Conflicts resolved
Option Activity Conflict