Build against R2DBC 0.9 snapshots

Signed-off-by: Mark Paluch <mpaluch@vmware.com>

Author: mp911de

pom.xml

@@ -45,7 +45,7 @@
         <mssql-jdbc.version>9.2.0.jre8</mssql-jdbc.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <r2dbc-spi.version>0.9.0.M1</r2dbc-spi.version>
+        <r2dbc-spi.version>0.9.0.BUILD-SNAPSHOT</r2dbc-spi.version>
         <r2dbc-pool.version>0.9.0.M1</r2dbc-pool.version>
         <reactor.version>2020.0.4</reactor.version>
         <spring-framework.version>5.2.9.RELEASE</spring-framework.version>
@@ -224,14 +224,6 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.8.1</version>
                 <configuration>
-                    <compilerArgs>
-                        <arg>-Werror</arg>
-                        <arg>-Xlint:all</arg>
-                        <arg>-Xlint:-deprecation</arg>
-                        <arg>-Xlint:-options</arg>
-                        <arg>-Xlint:-processing</arg>
-                        <arg>-Xlint:-serial</arg>
-                    </compilerArgs>
                     <showWarnings>true</showWarnings>
                     <source>${java.version}</source>
                     <target>${java.version}</target>