freq displays buttons like in peters mockup
added indicator buttons and some logic, still buggy, tried to incorp workingBranch's updated indicator freq
freq buttons are now horizontal, need to fix styling, indicator_define working
added update templates, need formulas and to be merged with workingBranch
Fixed indicator validation.
Fixed reaching the unreachable else-clause in indicator-define.
fixed merging conflicts of master and priyaFix