Android SDK installation issue - Peer not authenticated

In order to fix "Peer not authenticated" error just force Android SDK Manager to fetch all  https://...sources to be fetched using http://

1. Open Android SDK Manager (e.g. from Eclipse IDE)
2. Open from top menu Android SDK Manager/Settings
3. Check box Force https://...sources to be fetched using http://

How to install ANT on Mac OSX 10.9 and later

1. Download and install Homebrew by executing following command in terminal:
ruby -e "$(curl -fsSL https://raw.github.com/mxcl/homebrew/go)"

2. Install Apache Ant via Homebrew by executing
brew install https://raw.github.com/Homebrew/homebrew-dupes/master/ant.rb