make observationType list friendly

nf_research_tools.rdb.model.csv

@@ -67,7 +67,7 @@ observationId,A unique identifier for the observation.,,,TRUE,,observation,,,
 observationSubmitterName,The name of the person submitting the observation. ,,,TRUE,,observation,,,
 synapseId,The synapse identifier for the person submitting the observation. ,,,FALSE,,observation,,,
 observationText,Free text observation about the resource.,,,TRUE,,observation,,,
-observationType,Type of observation,"Body Length, Body Weight, Coat Color, Disease Susceptibility, Feed Intake, Feeding Behavior, Growth Rate, Motor Activity, Organ Development, Reflex Development, Reproductive Behavior, Social Behavior, Swimming Behavior, Tumor Growth, Issue, Depositor Comment, Usage Instructions, General Comment or Review, Other",,TRUE,,observation,,,
+observationType,Type of observation,"Body Length, Body Weight, Coat Color, Disease Susceptibility, Feed Intake, Feeding Behavior, Growth Rate, Motor Activity, Organ Development, Reflex Development, Reproductive Behavior, Social Behavior, Swimming Behavior, Tumor Growth, Issue, Depositor Comment, Usage Instructions, General Comment or Review, Other",,TRUE,,observation,,,list like
 observationPhase,What t=0 for the observationTime is,"adolescent, adult, death phase, embryo, juvenile, larval, log phase, neonatal, postnatal, prenatal, pupal, stationary phase, weanling",,FALSE,,observation,,,
 observationTime,When the observation was.,,,FALSE,,observation,,,
 observationTimeUnits,The unit of time pertaining to the observation,"days, weeks, months, years, hours, minutes, seconds, milliseconds",,FALSE,,observation,,,