add fallback block edit form for blocks we don't have specific forms for yet
add fallback block edit form for blocks we don't have specific forms for yet

ClinGen/clincoded,ENCODE-DCC/encoded,T2DREAM/t2dream-portal,hms-dbmi/fourfront,4dn-dcic/fourfront,philiptzou/clincoded,ClinGen/clincoded,ClinGen/clincoded,ENCODE-DCC/snovault,hms-dbmi/fourfront,4dn-dcic/fourfront,kidaa/encoded,hms-dbmi/fourfront,ENCODE-DCC/encoded,philiptzou/clincoded,kidaa/encoded,kidaa/encoded,4dn-dcic/fourfront,ENCODE-DCC/encoded,philiptzou/clincoded,ClinGen/clincoded,hms-dbmi/fourfront,ENCODE-DCC/snovault,hms-dbmi/fourfront,T2DREAM/t2dream-portal,kidaa/encoded,ENCODE-DCC/snovault,T2DREAM/t2dream-portal,T2DREAM/t2dream-portal,ClinGen/clincoded,philiptzou/clincoded,ENCODE-DCC/snovault,4dn-dcic/fourfront,philiptzou/clincoded,ENCODE-DCC/snovault,ENCODE-DCC/encoded,kidaa/encoded