I was trying to install Sencha Touch SDK tools 2.0.0 but could not run it properly. It created an entry in the $PATH variable. Later I deleted the sencha sdk tools folder b
Check the following files:
/etc/bashrc /etc/profile ~/.bashrc ~/.bash_profile ~/.profile ~/.MacOSX/environment.plist
Some of these files may not exist, but they're the most likely ones to contain $PATH definitions.
$PATH