Add textbox to pomodoro completion textbox to enter notes about Pomodoro

Resolves #73

Updated version info to 0.5.1

Merge remote-tracking branch 'origin/30_RateAndAddNotes'

Resolves #30

Add red border when in Pomodoro mode, and green border when in 'break…

…' mode

Resolves #59

Updated version info to 0.3.1

Updated version info to 0.3.0

Updated version info to 0.1.1

Add versioning with GitVersion

Resolves #25