Merge pull request #166 from jeff1evesque/flash_fallback

#163: Flash: Save audio from browser to server
#167: html_microphone.js, use 'container_recording' class
#167: main.css, use 'container_recording' class
#167: test.php, use 'container_recording' class
Merge pull request #168 from jeff1evesque/css_main

#167: use 'container_recording' class
#163: add 'upload.php'