Update example config files

Author: mdmintz

examples/example_config.cfg

@@ -1,5 +1,4 @@
 [nosetests]
-with-testing_base=1
 nocapture=1
 logging-level=INFO
 browser=chrome

integrations/docker/docker_config.cfg

@@ -1,6 +1,3 @@
 [nosetests]
-with-selenium=1
-with-testing_base=1
-with-basic_test_info=1
 nocapture=1
 logging-level=INFO

integrations/selenium_grid/selenium_server_config_example.cfg

@@ -1,12 +1,7 @@
 [nosetests]
 with-xunit=1
-with-selenium=1
 server=[IF NOT RUNNING THE TESTS LOCALLY, ENTER_YOUR_SELENIUM_SERVER_HOSTNAME_HERE - MIGHT BE YOUR OWN, OR ON AN EC2 MACHINE, PORT 4444 LIKELY, OR YOU MIGHT BE USING BROWSERSTACK: *.browserstack.com, PORT 80 LIKELY. IF RUNNING LOCALLY REMOVE THIS ENTIRE LINE AND THE LINE WITH THE "PORT"!]
 port=4444
-with-testing_base=1
-with-page_source=1
-with-screen_shots=1
 with-s3_logging=0
 with-db_reporting=0
-with-basic_test_info=1
 nocapture=0