Added calculations services and updated computable models.
Updated ButtonGroup.
fixed issue with popups on admin's page
81632014 Bug with saving medical form (admin)
Fixed.
81377938 Implement calculations for surveys
Rebased calculations logic on exp4j. Added Formula model. Updated
Syndrome model with formulas list.
Merge branch 'master' of https://github.com/chemo/ImmunologySpring.git

Conflicts:
	Immunology/src/main/resources/js/admin-page/medCardConstructor.js