#386 Allow precise setting of price points
#386 Added event
#386 Fixing some formal issues
#386 Removed toFixed(2), such as it makes data[0].y invalid for after flow (at line #305 of this file).
#386 Removed toFixed(2), such as it makes data[0].y invalid for after flow (at line #305 of this file).
#386 Fixed visibility of third line
#386 Fix of three bugs. Show correct zero point - line #201. Fix case if customer set empty value into input - line 775. Fix align of end price after drag - line 780.
#386 Forgotten line.
#386 Check by Lint.
#386 Better place for condition
#386 Fixed visibility of hidden line
Merge branch 'feature/386_allow_precise_dynamic_price' of github.com:laterpay/laterpay-wordpress-plugin into feature/386_allow_precise_dynamic_price
Merge branch 'master' into feature/386_allow_precise_dynamic_price

Conflicts:
	laterpay/assets/css/laterpay-post-edit.css
Merge pull request #447 from laterpay/feature/386_allow_precise_dynamic_price

Feature/386 allow precise dynamic price
Looks ok apart of a few styling issues; will create separate issue for those.
Closes #386