child theme function override for navigation.php
child theme function override for navigation.php

Wrap navigation.php functions in ```if ( ! function_exists( ' ' ) ) {}``` to provide override support for child themes.

linaangel/portfolio,bellatl/FoundationPress,shadowin1126/sspecstheme,radel/FoundationPress,tipsforthings/FoundationPress,tipsforthings/FoundationPress,adamfeuer/FoundationPress,JenHLab/Portfolio,SenecaOne/starter-theme2,randmanrjr/FoundationPress-randman,uroy9ch/portfolio,adelllano/portfolio-angiedelllano,jeffdfarr/coolchoices,mubassirhayat/FoundationPress,alexbohariuc/FoundationPress,alexbohariuc/FoundationPress,skoldin/FoundationPress,kzhiwei/FoundationPress,cyponthemic/Louise2015,rasmuserik/theme-solsort,rollandwalsh/popart,mcastre/bellmedia-a-to-z,KLVTZ/FoundationPress,danferth/akio-theme,ryancanhelpyou/FoundationPress,mcastre/bellmedia-a-to-z,uptownstudiosdev/newuptown,cfalzone/FoundationPress,hfreitas92/portfolio,chirilo/FoundationPress,spacebetween/astral-wordpress,Digio86/artena,radel/FoundationPress,ABSNyyyy/absndation,fabianrios/blueprint,EricRihlmann/FoundationPress,bobalbert/bbs-foundation,uroy9ch/portfolio,cibonaydames/cd-theme,codenamesrk/WP-Starter,halldorel/theld-wp,andyow/Cream2016-FoundationPress,kateloschinina/KiRa,juzhax/rcity,stirlingsohn/openeyes,stirlingsohn/openeyes,petemurray74/HebdenHandyman,okfn/pod-wordpress,sarahkasiske/portfolio,zeppytoh/cruorgsg-fp,colin-marshall/FoundationPress,scordes11/rachel-site,grayayer/maren,olefredrik/FoundationPress,mevrgior/foundationpress,adelllano/portfolio-angiedelllano,shadowin1126/TRFoundation,cyponthemic/ashkoekportfolio,linuxbastard/FoundationPress,sneffadi/matthewssite,EricRihlmann/FoundationPress,mubassirhayat/FoundationPress,philipptrenz/wkkv_theme,caseyburton/someguycasey,fabiolr/portfolio,jeviteng/FoundationPress,Negative-Network/FoundationPress,okfn/pod-wordpress,Iamronan/FoundationPress,mik-laj/FoundationPress,circleb/SustainLife,kateloschinina/KiRa,cibonaydames/cd-theme,LaurenKett/lmkettportfolio,jonbulda/2020DEV,cyponthemic/Subrosa2015,karielaine/FoundationPress,hocu/FoundationPress,vimes1984/DanceAddict,josh-rathke/WaterTower,imaginethepoet/FoundationPress,YiTingChenJeffrey/Portfolio,bellatl/FoundationPress,Xabadu/punta-lobos,tompepper/tp-foundationpress,sunnyuxuan/Portfolio,sky1tech/tms,cyponthemic/Circe2,jonbulda/2020DEV,pushmyprofile/malibupress,vimes1984/DanceAddict,josh-rathke/FoundationPress,rea-glrz/wp-fantasticks,jmvaranda/immortal-palm,shadowin1126/sspecstheme,iacordova/foundationwp,LepusSorbas/FoundationPress,namilwaukee/FoundationPress,olefredrik/FoundationPress,fabiolr/portfolio,zeppytoh/nuscru-foundationpress,sneffadi/matthewssite,oskarno/wp_cgi_theme,ryancanhelpyou/FoundationPress,josh-rathke/WaterTower,jeanieshark/seabreeze_wp,HappyChapMedia/be-in-the-show,codenamesrk/WP-Starter,rollandwalsh/popart,YiTingChenJeffrey/Portfolio,cfalzone/FoundationPress,Guang-han/portfolio,HappyChapMedia/bbw,juzhax/rcity,marc4it/pokegame-themes,Digio86/artena,m-maste/My-Foundation,cyponthemic/benhaines_redesign,josh-rathke/FoundationPress,noskov/FoundationPress,Adagio-design/Adagio-Foundation-Starter,karielaine/FoundationPress,uptownstudiosdev/newuptown,chirilo/FoundationPress,cyponthemic/benhaines_redesign,skmezanul/FoundationPress,mik-laj/FoundationPress,spacebetween/astral-wordpress,sky1tech/tms,pigstake/digs,josh-rathke/WaterTower,danferth/Thomson-wp-theme,jeviteng/FoundationPress,petemurray74/LucyBlundenFoundationPress6,rollandwalsh/popart,LepusSorbas/FoundationPress,scordes11/rachel-site,brettddevore/jacquelinesecor,petemurray74/TodFoundationPress,noskov/FoundationPress,ywammontana/WaterTower,cyponthemic/Circe2,lgilders/virginian,Schploople/ryanjp-website,adriantomic/ramengalen,oskarno/wp_cgi_theme,ozunaj/JaredPress,LaurenKett/portfolio,nsberrow/park,ableslayer/MMoserPress,Digio86/artena,zeppytoh/cruorgsg-fp,danferth/DJ-wp-theme,skmezanul/FoundationPress,HappyChapMedia/bbw,HappyChapMedia/be-in-the-show,tompepper/tp-foundationpress,caseyburton/lake-padden,randmanrjr/FoundationPress-randman,ABSNyyyy/absndation,LaurenKett/lmkettportfolio,Guang-han/portfolio,Negative-Network/FoundationPress,petemurray74/HebdenHandyman,pigstake/digs,circleb/SustainLife,fabianrios/blueprint,nsberrow/park,danferth/Thomson-wp-theme,danferth/DJ-wp-theme,shadowin1126/TRFoundation,JenHLab/Portfolio,linuxbastard/FoundationPress,joshsmith01/MODUS-Versus,petemurray74/HarveysFoundationPress,Xabadu/punta-lobos,juzhax/rcity,rasmuserik/theme-solsort,ywammontana/WaterTower,marc4it/pokegame-themes,LaurenKett/portfolio,brettddevore/jacquelinesecor,Digio86/artena,luluwuluying/myportfolio,namilwaukee/FoundationPress,zeppytoh/nuscru-foundationpress,hocu/FoundationPress,rea-glrz/wp-fantasticks,Iamronan/FoundationPress,joshsmith01/grunt-test-theme,petemurray74/TodFoundationPress,SenecaOne/starter-theme2,cyponthemic/benhaines_redesign,jeffdfarr/coolchoices,derweili/WAYT-WordPress-Themes,joshsmith01/theme-elixir,ableslayer/MMoserPress,rollandwalsh/third-rail-wp,tvnweb/Euroma2017,Adagio-design/Adagio-Foundation-Starter,cyponthemic/ashkoekportfolio,pigstake/FoundationPress,adriantomic/ramengalen,grayayer/maren,jmvaranda/immortal-palm,caseyburton/someguycasey,m-maste/My-Foundation,pedro-mendonca/FoundationPress,joshsmith01/grunt-test-theme,hfreitas92/portfolio,joshsmith01/theme-elixir,petemurray74/LucyBlundenFoundationPress6,danferth/akio-theme,cyponthemic/Subrosa2015,andyow/Cream2016-FoundationPress,petemurray74/LucyBlundenFoundationPress,sarahkasiske/portfolio,bobalbert/bbs-foundation,Schploople/ryanjp-website,Schploople/ryanjp-website,spacebetween/astral-wordpress,petemurray74/HarveysFoundationPress,rasmuserik/theme-solsort,cyponthemic/Asteriskkitchen,derweili/WAYT-WordPress-Themes,shadowin1126/TopRadioTheme,petemurray74/LucyBlundenFoundationPress,caseyburton/lake-padden,linaangel/portfolio,danferth/DJ-wp-theme,ywammontana/WaterTower,derweili/WAYT-WordPress-Themes,suneric1/portfolio,colin-marshall/FoundationPress,mevrgior/foundationpress,jeanieshark/seabreeze_wp,luluwuluying/myportfolio,pedro-mendonca/FoundationPress,kzhiwei/FoundationPress,tvnweb/Euroma2017,sunnyuxuan/Portfolio,rollandwalsh/third-rail-wp,nsberrow/park,uroy9ch/portfolio,KLVTZ/FoundationPress,davenaylor/FoundationPress,cyponthemic/Louise2015,iacordova/foundationwp,petemurray74/HarveysFoundationPress,cyponthemic/Circe2,okfn/pod-wordpress,lgilders/virginian,pigstake/FoundationPress,cyponthemic/Asteriskkitchen,suneric1/portfolio,rollandwalsh/popart,skoldin/FoundationPress,halldorel/theld-wp,petemurray74/LucyBlundenFoundationPress,pushmyprofile/malibupress,adamfeuer/FoundationPress,philipptrenz/wkkv_theme,fabiolr/portfolio,HappyChapMedia/be-in-the-show,ozunaj/JaredPress,davenaylor/FoundationPress,spacebetween/astral-wordpress,imaginethepoet/FoundationPress,shadowin1126/TopRadioTheme,hfreitas92/portfolio,joshsmith01/MODUS-Versus