Upgrade to H2 1.4.191

Closes gh-5213

Author: wilkinsona

spring-boot-dependencies/pom.xml

@@ -73,7 +73,7 @@
 		<gradle.version>1.12</gradle.version>
 		<groovy.version>2.4.6</groovy.version>
 		<gson.version>2.3.1</gson.version>
-		<h2.version>1.4.190</h2.version>
+		<h2.version>1.4.191</h2.version>
 		<hamcrest.version>1.3</hamcrest.version>
 		<hazelcast.version>3.5.4</hazelcast.version>
 		<hibernate.version>4.3.11.Final</hibernate.version>