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yes, it won't ask them again for a while. fixes #1240
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http://stackoverflow.com/questions/592620/check-if-a-program-exists-from-a-bash-script
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Added an if-statement to see if git is installed
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Use printf rather than echo -e in update.sh
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update.sh is an "sh" script, not a zsh or bash script. On platforms
which have real sh, echo does not have the -e option.
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to enable.
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Fix auto upgrade failure from non-exported ZSH env var
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Theme chooser + fox's theme
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New script $ZSH/tools/require_tool.sh to ensure version of tool
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Fixes #549. Specify ZSH=$ZSH explicitly when invoking
the auto update scripts.
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Make tools/install.sh and tools/upgrade.sh pretty.
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Paramater substitution instead of command subsitution was being used
causing the calculation of time since last check to be incorrect.
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file/value got corrupted. Closes #32
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it to the bottom of ~/.zshrc.
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outside of the repository
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