README: Add note on building docs with aglio

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Updated Activities spec
Added watch and unwatch work package endpoints
Updated specs for watch / unwatch WP
Basic specs for adding / removing watchers
Fixed typo
Add unwatch links to embedded watcher resources
Add watch and unwatch links to work package resource…


… enabling the current user to (un-)watch the work package. The breaks with the REST convention of statelessness though.
Bash whitespace
Add PUT endpoint for editing an activity's comment
Add POST endpoint for creating activities on a WP
Merge pull request #2 from opf/feature/unwatch-links

Feature/unwatch links
Remove error responses

It is planned to describe the possible error responses at a unique spot.
So, we remove it from the single endpoints.
Merge branch 'master' into feature/13954_add_edit_quote_comments_in_wp_overview

Signed-off-by: Alex Coles <alex@alexbcoles.com>

Conflicts:
	apiary.apib
Minor punctuation fixes

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Minor style fix
Merge pull request #3 from opf/feature/13954_add_edit_quote_comments_in_wp_overview

[Feature] 13954 add edit quote comments in wp overview
Remove obsolete development stages from README

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Merge branch 'master' into feature/work-package-relation-alternative