fix: handling x-omitempty property for definition properties (#68)

Author: svolkov

CHANGELOG.md

@@ -150,6 +150,10 @@ Fixes:
 - Remove const enum from default template #73  
 - enums with spaces throw an error #71  
 
+# 1.11.1  
+
+Fixes:  
+- handling `x-omitempty` property for definition properties ([#68 issue](https://github.com/acacode/swagger-typescript-api/issues/68))  
 
 # 1.11.0