Add ability to set coefficient for textbox and buttongroup
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
Merge branch 'master' of https://github.com/chemo/ImmunologySpring.git

Conflicts:
	Immunology/src/main/resources/js/validation.js