Fix conda hang while solving deps

* Proper apt-get update for system pkgs
* Bump r-devtools to 1.8 and fix conflicts

Contribution (c) Copyright IBM Corp. 2015

r-notebook/Dockerfile

+# Copyright (c) Jupyter Development Team.
 FROM jupyter/minimal-notebook
 
 MAINTAINER Jupyter Project <jupyter@googlegroups.com>
 
 # R pre-requisites
-RUN apt-get install -y --no-install-recommends \
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
     libxrender1 \
     fonts-dejavu \
     gfortran \
@@ -14,15 +16,15 @@ USER jovyan
 # R packages
 RUN conda config --add channels r
 RUN conda install --yes \
-    'r-base=3.1*' \
+    'r-base=3.2*' \
     'r-irkernel=0.4*' \
     'r-plyr=1.8*' \
-    'r-devtools=1.7*' \
+    'r-devtools=1.8*' \
     'r-dplyr=0.4*' \
     'r-ggplot2=1.0*' \
     'r-tidyr=0.2*' \
-    'r-shiny=0.11*' \
-    'r-rmarkdown=0.5*' \
+    'r-shiny=0.12*' \
+    'r-rmarkdown=0.7*' \
     'r-forecast=5.8*' \
     'r-stringr=0.6*' \
     'r-rsqlite=1.0*' \

r-notebook/README.md

@@ -3,7 +3,7 @@
 ## What it Gives You
 
 * Jupyter Notebook server v3.2.x
-* Conda R v3.1.x and channel
+* Conda R v3.2.x and channel
 * plyr, devtools, dplyr, ggplot2, tidyr, shiny, rmarkdown, forecast, stringr, rsqlite, reshape2, nycflights13, caret, rcurl, and randomforest pre-installed
 * Options for HTTPS, password auth, and passwordless `sudo`