be very explicit about docker insert - it does not insert a file into an IMAGE, it creates a new image that adds only that file to its specified parent
Suggest users install dependencies by using requirements.txt, not manually
Corrects misspellings of 'Sphinx'
Better copy/paste :)
Merge pull request #2730 from SvenDowideit/docker-insert-doc

Be more explicit about what insert does.
Fix data race in TestLogEvent

Found with -race. Improve locking on Server.
Merge pull request #2848 from pnasrat/713-data-races

Fix data race in TestLogEvent
Merge pull request #2833 from twillouer/patch-1

Better copy/paste :)
Merge pull request #2835 from fj/topic/update-native-installation-instructions

Use requirements.txt rather than manual installation for docs
Merge pull request #2836 from fj/topic/spinx⇒sphinx

Corrects misspellings of 'Sphinx'