Add Travis-CI
fix export bug, Handler is not callable
export as
export as
if there are multiple handlers, user can choose the handler for rendering and for export
add render_with and export_with
add default FileHandler name
remove dev artifacts
remove mfr from module name
separate exporter from renderer
split HANDLERS into RENDERERS and EXPORTERS and combine export and export_with routes
call handlers that are renderers 'renderers'
combine render and render_with routes
on export, change file, not just file type
refactor variable names for clarity
refactor exporter variables for clarity
remove commented out code
docs and error handling
add serve file docstring
allow image2 to be renderer and handler