Added tools/dev/bash_profile with developer conveniences

+#!/bin/bash
+# ONOS developer BASH profile conveniences
+
+# Root of the ONOS source tree
+export ONOS_ROOT=${ONOS_ROOT:-~/onos-next}
+
+# Setup some environmental context for developers
+export JAVA_HOME=$(/usr/libexec/java_home)
+export MAVEN=${MAVEN:-~/Applications/apache-maven-3.2.2}
+export KARAF=${KARAF:-~/Applications/apache-karaf-3.0.1}
+export KARAF_LOG=$KARAF/data/log/karaf.log
+
+# Setup a path
+export PS=":"
+export PATH="$PATH:$ONOS_ROOT/tools/dev;$ONOS_ROOT/tools/package"
+export PATH="$PATH:$MAVEN/bin:$KARAF/bin"
+export PATH="$PATH:."
+
+# Convenience utility to warp to various ONOS source projects
+# e.g. 'o api', 'o dev', 'o'
+function o {
+    cd $(find $ONOS_ROOT/ -type d | egrep -v '.git|target|src' | \
+        egrep "${1:-$ONOS_ROOT}" | head -n 1)
+}
+
+# Short-hand for 'mvn clean install' for us lazy folk
+alias mci='mvn clean install'
+
+# Short-hand for ONOS build from the top of the source tree.
+alias ob='o && mvn clean install javadoc:aggregate'
+
+# Short-hand for tailing the ONOS (karaf) log 
+alias tl='$ONOS_ROOT/tools/dev/watchLog'
+alias tlo='tl | grep --colour=always org.onlab'
+
+# Pretty-print JSON output
+alias pp='python -m json.tool'
+
+# Short-hand to launch API docs and sample topology viewer GUI
+alias docs='open $ONOS_ROOT/target/site/apidocs/index.html'
+alias gui='open http://localhost:8181/onos/tvue'