added some docs to the indicators. new indicator definition for aliasing form properties. moved stuff around
added some docs to the indicators. new indicator definition for aliasing form properties. moved stuff around

puttarajubr/commcare-hq,SEL-Columbia/commcare-hq,qedsoftware/commcare-hq,dimagi/commcare-hq,qedsoftware/commcare-hq,dimagi/commcare-hq,gmimano/commcaretest,puttarajubr/commcare-hq,dimagi/commcare-hq,qedsoftware/commcare-hq,SEL-Columbia/commcare-hq,qedsoftware/commcare-hq,gmimano/commcaretest,SEL-Columbia/commcare-hq,puttarajubr/commcare-hq,dimagi/commcare-hq,qedsoftware/commcare-hq,puttarajubr/commcare-hq,gmimano/commcaretest,dimagi/commcare-hq