Include number formats in swagger spec

Some generated client libraries have trouble deserializing the incoming
JSON because they don't know how to map number types. This is especially
appearant in the Perl client.

Author: fscheel

curation-swagger-spec.yaml

@@ -310,7 +310,8 @@ definitions:
         description: GL string describing the haplotype
       frequency: 
         type: number
-        description: frequency
+        format: double
+        description: value of frequency
       FrequencyErrorList:
         type: array
         description: List of frequency errors
@@ -326,7 +327,8 @@ definitions:
     properties:
       value:
         type:  number
-        description: label name
+        format: double
+        description: value of quality
       typeOfQuality: 
         type: string
         description: type of quality
@@ -609,6 +611,8 @@ definitions:
     properties:
      value:
        type: number
+       format: double
+       description: value of error
      typeOfError:
        type: string
        description: type of error