The frequency in which heartbeat messages are sent has been decreased. The code of some unit tests has been reformatted.
A bug has been fixed in function heartbeat().
Function heartbeat() has been simplified.
Merge branch 'ew-dev' into development
Error handling has been improved in MSGStore.
Merge branch 'ew-dev' into development
Unit tests have been improved. Some variables are now being initialized.
Merge branch 'ew-dev' into development
Some tests have been improved.
Merge branch 'ew-dev' into development
Merge branch 'development'
Merge branch 'master' into kk-dev