Added some aliases and a function

zshrc

@@ -21,6 +21,8 @@ export INFOPATH=$INFOPATH:/opt/local/share/info
 export PYTHONSTARTUP=~/.pythonrc
 export NODE_PATH=/usr/local/lib/node_modules
 export TERM=rxvt
+alias ..="cd .."
+alias psg="ps aux | grep -v grep | grep -i -e VSZ -e"
 alias gcc="gcc-mp-4.9"
 alias g++="g++-mp-4.9"
 alias qmake="/usr/local/Qt-5.3.0/bin/qmake"
@@ -96,6 +98,11 @@ extract(){
 	fi
 }
 
+mcd(){
+    mkdir -p $1
+    cd $1
+}
+
 netinfo(){
 	echo "--------------- Network Information ---------------"
 	/sbin/ifconfig | awk /'inet addr/ {print $2}'