update eletrron builder and create docker file for linux builds

docker/Dockerfile

@@ -0,0 +1,28 @@
+# This is a comment
+FROM ubuntu:16.04
+MAINTAINER Josh Wilson <[email protected]>
+# Replace shell with bash so we can source files
+RUN rm /bin/sh && ln -s /bin/bash /bin/sh
+# make sure apt is up to date
+RUN apt-get update --fix-missing
+RUN apt-get install -y curl
+RUN apt-get install -y build-essential libssl-dev
+
+
+ENV NVM_DIR /usr/local/nvm
+ENV NODE_VERSION 6.3.1
+# RUN sh -c "$(curl -fsSL https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"
+# RUN curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.31.7/install.sh | bash
+# RUN command -v nvm
+# # RUN nvm install 6.3.1
+
+
+# Install nvm with node and npm
+RUN curl https://raw.githubusercontent.com/creationix/nvm/v0.31.7/install.sh | bash \
+    && source $NVM_DIR/nvm.sh \
+    && nvm install $NODE_VERSION \
+    && nvm alias default $NODE_VERSION \
+    && nvm use default
+
+ENV NODE_PATH $NVM_DIR/v$NODE_VERSION/lib/node_modules
+ENV PATH      $NVM_DIR/versions/node/v$NODE_VERSION/bin:$PATH

package.json

@@ -3,7 +3,7 @@
     "asar": "^0.11.0",
     "browserify": "^13.0.1",
     "chai": "^3.5.0",
-    "electron-builder": "~5.30.0",
+    "electron-builder": "6.5.2",
     "electron": "1.3.3",
     "fs-jetpack": "^0.9.0",
     "gulp": "^3.9.0",