Merge pull request #310 from PhilWaldmann/master

add charset 'utf-8' to 'Content-Type' header
test can handle charset
v7.6.2
OPTIONS will respect pre-set headers
Http code 500 was never returned as the string comparison was wrong
test for 500 on server errors (web)
Merge pull request #311 from guillegette/master

Http code 500 was never returned as the string comparison was wrong
no need for the task
better shutdown behavior
remove test server
Update actionhero.js
fix root file path for file paths other than /
v7.6.3
allow POST bodies to be parsed as params
move connection params filtering to after middleware excecution
fix for detecting rebroadcast connections
v7.6.4
exception reporters
pass error type
Merge pull request #316 from evantahler/exception_reporters

exception reporters