Adds HTTP proxy support.
Fixes the wrong markdown description.
Describes http proxy settings.
Adds settings.xml template to configure http proxy for maven2.
Adds the global gitconfig for HTTP/S proxy.
Fixes an issue where the proxy settings for npm is never configured.
Annotates the caveat on installing the proxy plugin.
Adds a new option to enable/disable SSL for npm (SSL enabled by default)
Fixes an issue where git:// doesn’t work on web proxy.
Adds a shell script to download Android platform tools manually after completing `vagrant up` with web proxy.
Updates the instruction in README file.
Fixes an issue where download-platform-tools.sh is not executable and is containing a wrong path.
Merge branch 'hotfix/1.0.9'