ensure brewed bins are in path before installing
ensure brewed bins are in path before installing

This makes sure that formulas find the correct pkg-config.

Signed-off-by: Adam Vandenberg <34c2b6407fd5a10249a15d699d40f9ed1782e98c@gmail.com>

MikeMcQuaid/brew,aw1621107/brew,toonetown/homebrew,konqui/brew,alyssais/brew,reelsense/brew,rwhogg/brew,ilovezfs/brew,ilovezfs/brew,nandub/brew,palxex/brew,DomT4/brew,zmwangx/brew,rwhogg/brew,reelsense/brew,konqui/brew,ilovezfs/brew,palxex/brew,maxim-belkin/brew,mistydemeo/homebrew,bfontaine/brew,pseudocody/brew,amar-laksh/brew_sudo,staticfloat/brew,sjackman/homebrew,zmwangx/brew,muellermartin/dist,nandub/brew,jmsundar/brew,sjackman/homebrew,mistydemeo/homebrew,mgrimes/brew,toonetown/homebrew,pseudocody/brew,jmsundar/brew,EricFromCanada/brew,JCount/brew,mistydemeo/homebrew,AnastasiaSulyagina/brew,MikeMcQuaid/brew,mahori/brew,claui/brew,konqui/brew,palxex/brew,mgrimes/brew,aw1621107/brew,muellermartin/dist,Linuxbrew/brew,gordonmcshane/homebrew,staticfloat/brew,mgrimes/brew,Linuxbrew/brew,reitermarkus/brew,vitorgalvao/brew,EricFromCanada/brew,JCount/brew,jmsundar/brew,tonyg/homebrew,Homebrew/brew,claui/brew,konqui/brew,Linuxbrew/brew,alyssais/brew,reitermarkus/brew,bfontaine/brew,bfontaine/brew,DomT4/brew,gregory-nisbet/brew,sjackman/homebrew,gregory-nisbet/brew,AnastasiaSulyagina/brew,JCount/brew,reelsense/brew,hanxue/linuxbrew,amar-laksh/brew_sudo,Linuxbrew/brew,reitermarkus/brew,zmwangx/brew,claui/brew,toonetown/homebrew,Homebrew/brew,maxim-belkin/brew,gregory-nisbet/brew,DomT4/brew,alyssais/brew,AnastasiaSulyagina/brew,mahori/brew,JCount/brew,nandub/brew,muellermartin/dist,nandub/brew,vitorgalvao/brew,vitorgalvao/brew,maxim-belkin/brew,staticfloat/brew,reitermarkus/brew,hanxue/linuxbrew,tonyg/homebrew,EricFromCanada/brew,vitorgalvao/brew,mahori/brew,MikeMcQuaid/brew,hanxue/linuxbrew,pseudocody/brew,Homebrew/brew,amar-laksh/brew_sudo,Homebrew/brew,DomT4/brew,sjackman/homebrew,MikeMcQuaid/brew,gordonmcshane/homebrew,rwhogg/brew,tonyg/homebrew,gordonmcshane/homebrew,claui/brew,EricFromCanada/brew,aw1621107/brew,mahori/brew