Rearrange constructor parameters for opbeat_python.contrib.flask.Opbeat
Rearrange constructor parameters for opbeat_python.contrib.flask.Opbeat

The current arrangement leads to errors when initializing the Opbeat
object without named arguments. This is going to make angels cry. This
should fix average stupidity, like my own.

ticosax/opbeat_python,beniwohli/apm-agent-python,dirtycoder/opbeat_python,dirtycoder/opbeat_python,tarkatronic/opbeat_python,ticosax/opbeat_python,daikeren/opbeat_python,beniwohli/apm-agent-python,beniwohli/apm-agent-python,patrys/opbeat_python,patrys/opbeat_python,ticosax/opbeat_python,patrys/opbeat_python,daikeren/opbeat_python,tarkatronic/opbeat_python,patrys/opbeat_python,tarkatronic/opbeat_python,dirtycoder/opbeat_python,daikeren/opbeat_python,beniwohli/apm-agent-python