Fixed remaining references to report builders vs managers and moved excel template loading into ReportBuilder base class
Made appearance of buttons in the application more consistent
Tidied up and commented the data set definition persister class
Upgraded to OpenMRS 1.9.3
* Removed module activator hack
* Ensured log messages in activator are outputted
Fixed NPE when viewing encounter submitted with form that is no longer registered with FormManager
Replaced ContextProvider with calls to use Context.getRegisteredComponents
* Build properties now has its own class instead of being just a map
Refactored the content managers
* All content managers now are registered components instead of static utility classes
* All managers are grouped in a KenyaEMR component
* Controllers access KenyaEMR via @SpringBean
* Unit tests access KenyaEMR via @Autowired
* Other classes can use KenyaEMR.getInstance()
Refactored the KenyaEmrUiUtils utility class into a singleton bean and moved it into the API layer so it's accessible to other modules