add bash-my-aws plugin

plugins/available/bash-my-aws.plugin.bash

@@ -0,0 +1,41 @@
+cite about-plugin
+about-plugin 'Bash My AWS'
+
+export BASH_MY_AWS="$HOME/.bash-my-aws"
+
+__bma_load() {
+  force=$1
+  if [[ -d "$BASH_MY_AWS" ]] ; then
+    if [[ -z $force ]] || [[ ":$PATH:" != *":$BASH_MY_AWS/bin:"* ]] ; then
+      pathmunge "$BASH_MY_AWS/bin"
+      source "$BASH_MY_AWS/aliases"
+      source "$BASH_MY_AWS/bash_completion.sh"
+    fi
+  fi
+}
+
+install-bash-my-aws() {
+  if [[ ! -d "$BASH_MY_AWS" ]] ; then
+    git clone https://github.com/bash-my-aws/bash-my-aws.git $BASH_MY_AWS
+    echo "bash-my-aws successfully installed."
+  else
+    echo "bash-my-aws already installed."
+  fi
+
+  __bma_load
+}
+
+update-bash-my-aws() {
+  about 'Update bash-my-aws to the latest'
+  group 'bash-my-aws'
+
+  if [[ ! -d "$BASH_MY_AWS" ]] ; then
+    install-bash-my-aws
+  else
+    _bash-it-update-repo 'bash-my-aws' "${BASH_MY_AWS}"
+  fi
+
+  __bma_load
+}
+
+__bma_load