Support for xtensa environment.

.bashrc

@@ -143,6 +143,7 @@ source ~/.bash/git-completion.bash
 [ -d /usr/local/heroku/bin ] && export PATH="/usr/local/heroku/bin:$PATH"
 [ -d $GOPATH/bin ] && export PATH="$GOPATH/bin:$PATH"
 [ -d ~/terraform ] && export PATH="~/terraform:$PATH"
+[ -d ~/esp/crosstool-NG/builds/xtensa-esp32-elf ] && export PATH="~/esp/crosstool-NG/builds/xtensa-esp32-elf:$PATH"
 
 # Make less allow colors
 export LESS="-R"
@@ -165,6 +166,7 @@ export ANSIBLE_HOST_KEY_CHECKING=False
 # uninstall by removing these lines or running `tabtab uninstall sls`
 [ -f /usr/local/lib/node_modules/serverless/node_modules/tabtab/.completions/sls.bash ] && . /usr/local/lib/node_modules/serverless/node_modules/tabtab/.completions/sls.bash
 
+
 # Python venv?
 if which pyenv-virtualenv-init > /dev/null; then eval "$(pyenv virtualenv-init -)"; fi