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1. delete all remote branches that have... delete all remote branches that have already been merged into master

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   $ git fetch --prune;

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   $ git branch --remote --merged |

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       grep origin |

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       grep -v '>' |

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       grep -v master |

2. osx profile osx profile

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   COLOR_NC='\e[0m' # No Color

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   COLOR_WHITE='\e[1;37m'

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   COLOR_BLACK='\e[0;30m'

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   COLOR_BLUE='\e[0;34m'

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   COLOR_LIGHT_BLUE='\e[1;34m'

3. clean up docker clean up docker

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   docker rmi -f $(docker images | grep "<none>" | awk "{print \$3}")