specify basic priorities props/endpoints

unify layouts between status and priority

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fix tab order for text formatting and preview not correct
define priority as linked property

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fix editable textarea minimal height
TODO: move textarea resize code a strategy
Merge pull request #2232 from 0xF013/feature/17328-tab-order-for-text-formatting-and-preview-not-correct

fix tab order for text formatting and preview not correct
Merge pull request #2233 from opf/feature/specify_patchable_priorities

specify patchable priorities
adds html link to time_entries if user has the permission
turns spent time into a link on wp pane
removes redundant allowed_to query causing problems with plugins
styling according to jshint
handle timeEntry link not present
completely removes unallowed attributes from wp pane
hide spent_time if user lacks view_time_entries_permission
Merge pull request #2227 from 0xF013/feature/17344-editable-textarea-minimal-height

fix editable textarea minimal height
Merge pull request #2230 from opf/feature/linked_time_entries_on_wp_pane

Feature/linked time entries on wp pane
unify wording for times and dates

- Types: Duration, Date, DateTime
- always use createdAt, updatedAt (not On etc.)

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mark start and due date writable

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add missing ""

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