[T16-2] ProManage

updated guide (#169)

* updated ppp

* updated user guide

* added showmine in summary

[T16-2] ProManage (For PE1)

This release is prepared for the Practical Exam 1.

[T16-2] ProManage

Finalize for PE1

v1.3

[T16-2] ProManage

Finish SelectCommand and RemoveCommand with tests.  (#68)

* Include design considerations for sorting

* Remove browserPanel gui tests

* Fix checkstyle

* Add EventContainsAttendeePredicate with tests

* Update Select Command to now show events of selected person with tests

* Add RemoveCommand with tests

* Add RemoveCommandParser with tests

* Update DeleteCommand to ensure that deleted persons are completely removed from events storage

* Update Invite and Delete Command tests

* Fix bug in AddCommandIntegrationTest

* Update Parser Tests

* Update documentation

* Update app version to 1.2.1 and command messages

[T16-2] ProManage

Merge pull request #58 from jieliangang/temp

Update Developer Guide to Include Invite Command Implementation

[T16-2] ProManage

Merge pull request #25 from Jeevz10/master

User guide changes + Added new CLI syntax