[maven] Update messages on the SARL maven plugin.

Signed-off-by: Stéphane Galland <galland@arakhne.org>

main/internalmaven/sarl-maven-plugin/src/main/resources/io/sarl/maven/compiler/messages.properties

@@ -14,7 +14,7 @@ CompileMojo_5 = Incompatible version {2} for the SARL library {0}:{1}.
 CompileMojo_6 = Incompatible version {2} for the SARL library {0}:{1}.\nIt must be between {3} (inclusive) and {4} (exclusive).
 CompileMojo_7 = Checking versions of the artifacts
 CompileMojo_8 = Unexpected version for the artifact {0}:{1}.\nMinimal expected version: {3}\nCurrent version: {2}\nYou must select the appropriate version in the dependency hierarchy, by updating the project configuration with:\n<dependencyManagement>\n\t<dependencies>\n\t\t<dependency>\n\t\t\t<groupId>{0}</groupId>\n\t\t\t<artifactId>{1}</artifactId>\n\t\t\t<version>{3}</version>\n\t\t</dependency>\n\t</dependencies>\n</dependencyManagement>\n
-CompileMojo_9 = Starting SARL compilation...
+CompileMojo_9 = Starting SARL compiler
 CompileMojo_10 = Unexpected version for the artifact.
 CompileMojo_11 = Output directory from preferences: {0}
 AbstractSarlBatchCompilerMojo_0 = Cannot inject the SARL components.