Bump com.mchange:c3p0 from 0.9.5.5 to 0.10.0-pre1 (closes #112)

Bumps [com.mchange:c3p0](https://github.com/swaldman/c3p0) from 0.9.5.5 to 0.10.0-pre1.
- [Changelog](https://github.com/swaldman/c3p0/blob/v0.10.0-pre1/CHANGELOG)
- [Commits](https://github.com/swaldman/c3p0/compare/c3p0-0.9.5.5...v0.10.0-pre1)

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

Signed-off-by: dependabot[bot] <support@github.com>

Change-Id: Ic39d14f0bfe859cbaa20b9ab8c55ef57923ef14c
diff --git a/pom.xml b/pom.xml
index 9e732b8..3735914 100644
--- a/pom.xml
+++ b/pom.xml
@@ -128,7 +128,7 @@
     <dependency>
       <groupId>com.mchange</groupId>
       <artifactId>c3p0</artifactId>
-      <version>0.9.5.5</version>
+      <version>0.10.0-pre1</version>
     </dependency>
     
     <!-- Lucene core dependency -->