* switch to harpoon installers
note: the default `nginx.conf` does not read user defined virtual host
configurations from `/opt/bitnami/nginx/conf/vhosts/`. As a temporary
fix, we override the `nginx.conf` with our own copy
* removed unused `installer.run.sha256`
* bump version to 1.9.10-0
* added sha256 hash for package verification
* switch to `gcr.io/stacksmith-images/ubuntu:14.04` base image
* removed unused files
* tests: updated for current feature set
* upgrade baseimage: gcr.io/stacksmith-images/ubuntu:14.04-r05
* removed sample vhost configurations
* organize dockerfile for stacksmith (#3)
* verify checksum in harpoon commands
* removed `BITNAMI_APP_DIR` macro
* updated `PATH` variable
* moved hacks to `app-entrypoint.sh`
* organize dockerfile for stacksmith
* tests: bump `SLEEP_TIME` to `10` seconds
* upgrade to nginx-1.10.0-0
* add `.tar.gz` to git ignore rules
* updated `.dockerignore` rules
* readme: updated
* tests: bump `SLEEP_TIME`
* app-entrypoint: fix `chown` operation
Sameer Naik
Sameer Naik