feat(constructions): update form fields

[donni106]

• used a default text area for content block body instead of html
• added a location name to enter beside geo coordinates
• refactored form view to reduce a list of locations iteration
• refactored usages of global @construction in views to certain local variables

SVA-212

---

[codeclimate[bot]]

Code Climate has analyzed commit 1dbce2d6 and detected 0 issues on this pull request.

View more on Code Climate.