Bump supported 1.7 version to 1.7.0
Bump supported 1.7 version to 1.7.0

Pennebaker/wagtail,inonit/wagtail,willcodefortea/wagtail,takeshineshiro/wagtail,KimGlazebrook/wagtail-experiment,iho/wagtail,nilnvoid/wagtail,m-sanders/wagtail,tangentlabs/wagtail,mixxorz/wagtail,mikedingjan/wagtail,benjaoming/wagtail,jnns/wagtail,KimGlazebrook/wagtail-experiment,nealtodd/wagtail,Pennebaker/wagtail,benemery/wagtail,chrxr/wagtail,takeshineshiro/wagtail,WQuanfeng/wagtail,KimGlazebrook/wagtail-experiment,rv816/wagtail,timorieber/wagtail,rv816/wagtail,quru/wagtail,davecranwell/wagtail,dresiu/wagtail,takeflight/wagtail,chrxr/wagtail,torchbox/wagtail,wagtail/wagtail,takeflight/wagtail,taedori81/wagtail,hanpama/wagtail,willcodefortea/wagtail,Tivix/wagtail,WQuanfeng/wagtail,nutztherookie/wagtail,mayapurmedia/wagtail,rsalmaso/wagtail,marctc/wagtail,WQuanfeng/wagtail,FlipperPA/wagtail,gogobook/wagtail,nutztherookie/wagtail,JoshBarr/wagtail,rjsproxy/wagtail,jorge-marques/wagtail,iansprice/wagtail,mixxorz/wagtail,wagtail/wagtail,FlipperPA/wagtail,tangentlabs/wagtail,Toshakins/wagtail,serzans/wagtail,torchbox/wagtail,rsalmaso/wagtail,mjec/wagtail,wagtail/wagtail,torchbox/wagtail,Pennebaker/wagtail,nilnvoid/wagtail,hamsterbacke23/wagtail,Klaudit/wagtail,rv816/wagtail,jordij/wagtail,kaedroho/wagtail,torchbox/wagtail,marctc/wagtail,benjaoming/wagtail,serzans/wagtail,chimeno/wagtail,marctc/wagtail,nrsimha/wagtail,mikedingjan/wagtail,zerolab/wagtail,hanpama/wagtail,taedori81/wagtail,jnns/wagtail,mjec/wagtail,benemery/wagtail,serzans/wagtail,darith27/wagtail,Tivix/wagtail,nealtodd/wagtail,kurtrwall/wagtail,m-sanders/wagtail,jordij/wagtail,gogobook/wagtail,thenewguy/wagtail,willcodefortea/wagtail,jnns/wagtail,nutztherookie/wagtail,FlipperPA/wagtail,nimasmi/wagtail,thenewguy/wagtail,inonit/wagtail,Toshakins/wagtail,stevenewey/wagtail,nimasmi/wagtail,Toshakins/wagtail,hanpama/wagtail,rsalmaso/wagtail,iansprice/wagtail,iho/wagtail,davecranwell/wagtail,nealtodd/wagtail,jorge-marques/wagtail,mikedingjan/wagtail,WQuanfeng/wagtail,inonit/wagtail,Toshakins/wagtail,kaedroho/wagtail,timorieber/wagtail,benemery/wagtail,hanpama/wagtail,inonit/wagtail,iansprice/wagtail,gasman/wagtail,taedori81/wagtail,takeflight/wagtail,JoshBarr/wagtail,timorieber/wagtail,janusnic/wagtail,bjesus/wagtail,darith27/wagtail,kaedroho/wagtail,mikedingjan/wagtail,chrxr/wagtail,jorge-marques/wagtail,zerolab/wagtail,mephizzle/wagtail,hamsterbacke23/wagtail,rv816/wagtail,JoshBarr/wagtail,janusnic/wagtail,nilnvoid/wagtail,nrsimha/wagtail,wagtail/wagtail,rjsproxy/wagtail,jnns/wagtail,iho/wagtail,nrsimha/wagtail,takeflight/wagtail,wagtail/wagtail,bjesus/wagtail,mixxorz/wagtail,quru/wagtail,gasman/wagtail,mephizzle/wagtail,benemery/wagtail,benjaoming/wagtail,kurtrwall/wagtail,janusnic/wagtail,serzans/wagtail,davecranwell/wagtail,willcodefortea/wagtail,chimeno/wagtail,rsalmaso/wagtail,hamsterbacke23/wagtail,marctc/wagtail,thenewguy/wagtail,dresiu/wagtail,Klaudit/wagtail,dresiu/wagtail,stevenewey/wagtail,jorge-marques/wagtail,JoshBarr/wagtail,mixxorz/wagtail,mephizzle/wagtail,nilnvoid/wagtail,jorge-marques/wagtail,mixxorz/wagtail,chimeno/wagtail,mayapurmedia/wagtail,nealtodd/wagtail,gasman/wagtail,takeshineshiro/wagtail,jordij/wagtail,timorieber/wagtail,KimGlazebrook/wagtail-experiment,rjsproxy/wagtail,Pennebaker/wagtail,Tivix/wagtail,m-sanders/wagtail,nrsimha/wagtail,kurtw/wagtail,nimasmi/wagtail,quru/wagtail,taedori81/wagtail,tangentlabs/wagtail,kurtrwall/wagtail,kurtrwall/wagtail,nutztherookie/wagtail,gogobook/wagtail,benjaoming/wagtail,darith27/wagtail,hamsterbacke23/wagtail,kaedroho/wagtail,rjsproxy/wagtail,nimasmi/wagtail,zerolab/wagtail,gasman/wagtail,mjec/wagtail,Klaudit/wagtail,kaedroho/wagtail,chimeno/wagtail,kurtw/wagtail,stevenewey/wagtail,thenewguy/wagtail,dresiu/wagtail,quru/wagtail,iansprice/wagtail,chimeno/wagtail,rsalmaso/wagtail,bjesus/wagtail,jordij/wagtail,kurtw/wagtail,thenewguy/wagtail,janusnic/wagtail,zerolab/wagtail,kurtw/wagtail,tangentlabs/wagtail,taedori81/wagtail,mayapurmedia/wagtail,gogobook/wagtail,mjec/wagtail,Klaudit/wagtail,FlipperPA/wagtail,dresiu/wagtail,iho/wagtail,takeshineshiro/wagtail,Tivix/wagtail,m-sanders/wagtail,gasman/wagtail,darith27/wagtail,mayapurmedia/wagtail,davecranwell/wagtail,bjesus/wagtail,chrxr/wagtail,zerolab/wagtail,stevenewey/wagtail,mephizzle/wagtail