OpenMRS crashes irrecoverably if particular errors occur during module loading  - TRUNK-2850
TRUNK-3980: Add back button support for patient search page
fixes to trunk 3991
Merge pull request #316 from surangak/TRUNK-3991

fixes to trunk 3991
Merge pull request #311 from wluyima/TRUNK-2850

OpenMRS crashes irrecoverably if particular errors occur during module loading  - TRUNK-2850
Merge pull request #315 from bhashitha/TRUNK-3980

TRUNK-3980: Add back button support for patient search page