Tweaks to RoutablePage docstrings
Tweaks to RoutablePage docstrings

Thanks to @tomdyson for suggestions

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