Bump com.mchange:c3p0 from 0.10.2 to 0.11.0-pre2 (closes #200)

Bumps [com.mchange:c3p0](https://github.com/swaldman/c3p0) from 0.10.2 to 0.11.0-pre2.
- [Changelog](https://github.com/swaldman/c3p0/blob/0.11.x/CHANGELOG)
- [Commits](swaldman/c3p0@v0.10.2...v0.11.0-pre2)

---
updated-dependencies:
- dependency-name: com.mchange:c3p0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Change-Id: Ibb388443b061482bd7fb0b6389bdab25e789dfd4

Author: dependabot[bot]

pom.xml

@@ -129,7 +129,7 @@
     <dependency>
       <groupId>com.mchange</groupId>
       <artifactId>c3p0</artifactId>
-      <version>0.10.2</version>
+      <version>0.11.0-pre2</version>
     </dependency>
 
     <!-- Lucene core dependency -->