docs: Add assets loading section
docs: Add assets loading section

Add examples to loading assets like images, also loading assets using
proxy, to avoid confusion arising from need to use 'base' after URL

jjoos/karma,youprofit/karma,vojtajina/karma,timebackzhou/karma,wesleycho/karma,jeffjewiss/karma,xiaoking/karma,gayancliyanage/karma,aiboy/karma,hitesh97/karma,rgaskill/karma,oyiptong/karma,jsdir/karma,behzad88/karma,jeffjewiss/karma,marthinus-engelbrecht/karma,jjoos/karma,harme199497/karma,marthinus-engelbrecht/karma,nmalaguti/karma,IsaacChapman/karma,lencioni/karma,chrisirhc/karma,adamnation/karma,brianmhunt/karma,SamuelMarks/karma,IsaacChapman/karma,jsdir/karma,karma-runner/karma,yandex-lego/karma,panrafal/karma,bitwiseman/karma,lencioni/karma,brianmhunt/karma,dmitriiabramov/karma,oyiptong/karma,pedrosnk/karma,hitesh97/karma,rhlass/karma,buley/karma,karma-runner/karma,powerkid/karma,skycocker/karma,powerkid/karma,timebackzhou/karma,stevemao/karma,powerkid/karma,patrickporto/karma,nmalaguti/karma,david-garcia-nete/karma,marthinus-engelbrecht/karma,youprofit/karma,jjoos/karma,gayancliyanage/karma,kahwee/karma,aiboy/karma,chrisirhc/karma,david-garcia-nete/karma,IveWong/karma,clbond/karma,xiaoking/karma,tomkuk/karma,IveWong/karma,vojtajina/karma,rgaskill/karma,pedrosnk/karma,johnjbarton/karma,patrickporto/karma,growlybear/karma,karma-runner/karma,IsaacChapman/karma,Dignifiedquire/karma,ernsheong/karma,david-garcia-nete/karma,chrisirhc/karma,adamnation/karma,Dignifiedquire/karma,SamuelMarks/karma,nmalaguti/karma,johnjbarton/karma,adamnation/karma,youprofit/karma,shirish87/karma,timebackzhou/karma,skycocker/karma,clbond/karma,wesleycho/karma,harme199497/karma,simudream/karma,tomkuk/karma,KrekkieD/karma,hitesh97/karma,rhlass/karma,mprobst/karma,behzad88/karma,pedrosnk/karma,Sanjo/karma,ernsheong/karma,vtsvang/karma,mprobst/karma,rgaskill/karma,harme199497/karma,jjoos/karma,kahwee/karma,tomkuk/karma,panrafal/karma,karma-runner/karma,skycocker/karma,astorije/karma,shirish87/karma,Sanjo/karma,codedogfish/karma,simudream/karma,gayancliyanage/karma,growlybear/karma,panrafal/karma,codedogfish/karma,aiboy/karma,lencioni/karma,pedrotcaraujo/karma,astorije/karma,IveWong/karma,Dignifiedquire/karma,marthinus-engelbrecht/karma,yandex-lego/karma,stevemao/karma,vtsvang/karma,wesleycho/karma,chrisirhc/karma,clbond/karma,IsaacChapman/karma,brianmhunt/karma,hitesh97/karma,patrickporto/karma,Klaudit/karma,nmalaguti/karma,xiaoking/karma,mprobst/karma,KrekkieD/karma,behzad88/karma,jamestalmage/karma,clbond/karma,unional/karma,maksimr/karma,codedogfish/karma,yandex-lego/karma,unional/karma,astorije/karma,jamestalmage/karma,bitwiseman/karma,wesleycho/karma,buley/karma,xiaoking/karma,IveWong/karma,Klaudit/karma,pmq20/karma,jeffjewiss/karma,vojtajina/karma,ijobling/karma,ernsheong/karma,dmitriiabramov/karma,kahwee/karma,codedogfish/karma,pedrotcaraujo/karma,ijobling/karma,buley/karma,KrekkieD/karma,jamestalmage/karma,kahwee/karma,Klaudit/karma,oyiptong/karma,ijobling/karma,Dignifiedquire/karma,jamestalmage/karma,astorije/karma,brianmhunt/karma,stevemao/karma,Klaudit/karma,buley/karma,pmq20/karma,growlybear/karma,youprofit/karma,skycocker/karma,Sanjo/karma,johnjbarton/karma,vtsvang/karma,maksimr/karma,dmitriiabramov/karma,timebackzhou/karma,simudream/karma,unional/karma,aiboy/karma,gayancliyanage/karma,simudream/karma,pedrotcaraujo/karma,pedrotcaraujo/karma,pmq20/karma,pmq20/karma,oyiptong/karma,vtsvang/karma,unional/karma,tomkuk/karma,SamuelMarks/karma,bitwiseman/karma,rhlass/karma,powerkid/karma,johnjbarton/karma,patrickporto/karma,maksimr/karma,Sanjo/karma,rhlass/karma,KrekkieD/karma,shirish87/karma,stevemao/karma,jsdir/karma,harme199497/karma