reverted support for get params in post
Target v1.5.1
Don't assume SELECT "updated_at" may write to the database.

Closes #99
Target v1.5.2
Set "numeric" type to "number"
Parse all numbers as floats. Closes #100
Revert "Set max-age=0 when using no-cache"
Target v1.5.3
Set Last-Modified header with cache_policy=persist
Do not set Last-Modified in the remote past

... or max-age will be always reached
merged with devleop
Merge branch 'develop' into body_param_fix