Merge branch 'update-readme' into develop

Merges pull request #1 into develop instead of master.

Author: ndryden

README.md

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+# LBANN: Livermore Big Artificial Neural Network Toolkit
+ 
+## Using LBANN on LLNL LC clusters
+
+    cd examples
+ 
+## Setup the environment
+
+    source setup_brain_lbann_env.sh
+
+## Compile:
+
+NOTE: Compilation is now done using cmake, please follow the instruction in doc/getting_started 
+
+    make
+
+## Running on Catalyst
+
+### Interactive Mode 
+
+Allocate nodes in SLURM:
+
+    salloc -N16 --enable-hyperthreads -t 1440 --clear-ssd
+    ./run_lbann_dnn_imagenet.sh -t 2400 -v 10 -e 4 -n 5000,2500,1000 -b 192 -r 0.0001
+
+### Batch Mode
+
+    cd tests
+    sbatch -N16 --enable-hyperthreads -t 1440 --clear-ssd ./test_imagenet_topologies.sh
+
+## Running on Surface
+
+### Interactive Mode
+
+Allocate nodes in MOAB:
+
+    mxterm 16 256 1440 -A hpclearn