python:3.5 recently updated to debian stretch, so the nginx install was broken; this updates the apt config to allow builds
sub question: is there a module/version requirement that makes for choosing the nginx repo over the packages included in debian?
the TAIGA_SSL_BY_REVERSE_PROXY variable is required by this line. added a default for it
wrapped the db connection in docker-entrypoint to better allow for slow DB containers. Retains the TAIGA_SLEEP behavior, but also attempts to reconnect for up to TAIGA_DB_CONNECT_TIMEOUT seconds
python:3.5recently updated to debian stretch, so the nginx install was broken; this updates the apt config to allow buildsTAIGA_SSL_BY_REVERSE_PROXYvariable is required by this line. added a default for itTAIGA_SLEEPbehavior, but also attempts to reconnect for up toTAIGA_DB_CONNECT_TIMEOUTseconds