Update Dockerfile

Dockerfile

@@ -1,30 +1,18 @@
-# Android development environment for drone based on Ubuntu 14.04 LTS.
-# version 0.0.1
-
-# Start with Ubuntu 14.04 LTS.
 FROM ubuntu:14.04
 
-MAINTAINER Ryan Harter <[email protected]>
-
-# Never ask for confirmations
 ENV DEBIAN_FRONTEND noninteractive
 RUN echo "debconf shared/accepted-oracle-license-v1-1 select true" | debconf-set-selections
 RUN echo "debconf shared/accepted-oracle-license-v1-1 seen true" | debconf-set-selections
 
-# First, install add-apt-repository and bzip2
 RUN apt-get update
 RUN apt-get -y install software-properties-common python-software-properties bzip2 unzip openssh-client git lib32stdc++6 lib32z1
 
-# Add oracle-jdk6 to repositories
 RUN add-apt-repository ppa:webupd8team/java
 
-# Update apt
 RUN apt-get update
 
-# Install oracle-jdk7
 RUN apt-get -y install oracle-java7-installer
 
-# Install android sdk
 RUN wget http://dl.google.com/android/android-sdk_r24.4.1-linux.tgz
 RUN tar -xvzf android-sdk_r24.4.1-linux.tgz
 RUN mv android-sdk-linux /usr/local/android-sdk