move sentry::python to its own file
extract sentry::install to separate module file
move entry point to init.pp
allow for different install methods
move requiring sentry::python to its install method
allow specifying method
move File statement for requirements.txt into default install
fix the way we switch the install method
remove duplicate statement
remove duplicate file statement
update requirements to something that works for me

based on pip freeze after doing a fresh sentry install
make more things configurable
rename file according to most current sentry docs
configure email too
actually add the venv method
split out config into manifests/config.pp
rename method to install_method
adapt to style guide
further cleanups

remove sentry_ prefix from some variables now that they are arguements
expose path globally
expose more config