* master: (26 commits)
Delete unused method (#1744)
Use JsonNullable wrapper on nullable/x-nullable fields (#1762)
Add an option to use reflection in equals, hashCode (Java client) (#1767)
[Slim] Encode path to support non-latin characters (#1687)
[elm] Add support for sending headers (#1704)
Add test case for InlineModelResolver: inline array response (#1778)
fix group parameter logic (#1779)
Add test case for InlineModelResolver: inline array request body (#1777)
Add test case for InlineModelResolver: inline array schema (#1772)
Fix type inference error (#1773)
skip default value for contaier in spring (#1725)
[Slim] Add PHP CodeSniffer config template (#1764)
Use CompareNetObject for object comparison in C# client (refactor) (#1765)
Add test case for InlineModelResolver (#1771)
Add online gen tests (#1759)
Resolve inline models before preprocess (#1761)
better handling of allOf (composition) (#1757)
Fix UUID support (#1746)
Use appInfo.version for podspec (#1760)
[Swift 4] Add `createURLRequest` method (#1727)
...
* Allow specifying/overriding the parent in the pom file for Java and Spring generators.
* Don't add extra whitespace to the pom file when the parent isn't overridden.
* Remove accidentally added white space.
