[MSHARED-988] Drop uses of Plexus Logger

Replace it with Slf4j, the logger we use in maven.
diff --git a/pom.xml b/pom.xml
index de4d1fa..adece76 100644
--- a/pom.xml
+++ b/pom.xml
@@ -95,6 +95,12 @@
 
   <dependencies>
     <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>slf4j-api</artifactId>
+      <version>1.7.25</version>
+    </dependency>
+
+    <dependency>
       <groupId>org.apache.maven</groupId>
       <artifactId>maven-artifact</artifactId>
       <version>${maven.version}</version>
@@ -130,11 +136,6 @@
       <version>${aether.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.eclipse.sisu</groupId>
-      <artifactId>org.eclipse.sisu.plexus</artifactId>
-      <version>0.0.0.M5</version>
-    </dependency>
-    <dependency>
       <groupId>org.apache.maven.resolver</groupId>
       <artifactId>maven-resolver-api</artifactId>
       <version>1.4.2</version>
diff --git a/src/main/java/org/apache/maven/shared/artifact/filter/PatternIncludesArtifactFilter.java b/src/main/java/org/apache/maven/shared/artifact/filter/PatternIncludesArtifactFilter.java
index 48489bf..02e4d1b 100644
--- a/src/main/java/org/apache/maven/shared/artifact/filter/PatternIncludesArtifactFilter.java
+++ b/src/main/java/org/apache/maven/shared/artifact/filter/PatternIncludesArtifactFilter.java
@@ -36,7 +36,7 @@
 import org.apache.maven.artifact.versioning.DefaultArtifactVersion;
 import org.apache.maven.artifact.versioning.InvalidVersionSpecificationException;
 import org.apache.maven.artifact.versioning.VersionRange;
-import org.codehaus.plexus.logging.Logger;
+import org.slf4j.Logger;
 
 /**
  * TODO: include in maven-artifact in future
diff --git a/src/main/java/org/apache/maven/shared/artifact/filter/ScopeArtifactFilter.java b/src/main/java/org/apache/maven/shared/artifact/filter/ScopeArtifactFilter.java
index 7bdd6ba..e8bce30 100644
--- a/src/main/java/org/apache/maven/shared/artifact/filter/ScopeArtifactFilter.java
+++ b/src/main/java/org/apache/maven/shared/artifact/filter/ScopeArtifactFilter.java
@@ -25,7 +25,7 @@
 import org.apache.maven.artifact.Artifact;
 import org.apache.maven.artifact.DefaultArtifact;
 import org.apache.maven.artifact.resolver.filter.ArtifactFilter;
-import org.codehaus.plexus.logging.Logger;
+import org.slf4j.Logger;
 
 /**
  * <p>
diff --git a/src/main/java/org/apache/maven/shared/artifact/filter/StatisticsReportingArtifactFilter.java b/src/main/java/org/apache/maven/shared/artifact/filter/StatisticsReportingArtifactFilter.java
index b3e3429..fe755da 100644
--- a/src/main/java/org/apache/maven/shared/artifact/filter/StatisticsReportingArtifactFilter.java
+++ b/src/main/java/org/apache/maven/shared/artifact/filter/StatisticsReportingArtifactFilter.java
@@ -19,7 +19,7 @@
  * under the License.
  */
 
-import org.codehaus.plexus.logging.Logger;
+import org.slf4j.Logger;
 
 /**
  * StatisticsReportingArtifactFilter interface.
diff --git a/src/test/java/org/apache/maven/shared/artifact/filter/OldPatternIncludesArtifactFilter.java b/src/test/java/org/apache/maven/shared/artifact/filter/OldPatternIncludesArtifactFilter.java
index df492bb..ffd1b53 100644
--- a/src/test/java/org/apache/maven/shared/artifact/filter/OldPatternIncludesArtifactFilter.java
+++ b/src/test/java/org/apache/maven/shared/artifact/filter/OldPatternIncludesArtifactFilter.java
@@ -31,7 +31,7 @@
 import org.apache.maven.artifact.versioning.DefaultArtifactVersion;
 import org.apache.maven.artifact.versioning.InvalidVersionSpecificationException;
 import org.apache.maven.artifact.versioning.VersionRange;
-import org.codehaus.plexus.logging.Logger;
+import org.slf4j.Logger;
 
 /**
  * TODO: include in maven-artifact in future
diff --git a/src/test/java/org/apache/maven/shared/artifact/filter/collection/TestScopeFilter.java b/src/test/java/org/apache/maven/shared/artifact/filter/collection/TestScopeFilter.java
index 2a8a243..c99a1c6 100644
--- a/src/test/java/org/apache/maven/shared/artifact/filter/collection/TestScopeFilter.java
+++ b/src/test/java/org/apache/maven/shared/artifact/filter/collection/TestScopeFilter.java
@@ -21,9 +21,7 @@
 import java.util.Set;
 
 import org.apache.maven.artifact.Artifact;
-import org.apache.maven.plugin.logging.Log;
 import org.apache.maven.plugin.testing.ArtifactStubFactory;
-import org.apache.maven.plugin.testing.SilentLog;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
@@ -37,8 +35,6 @@
 {
     Set<Artifact> artifacts;
 
-    Log log = new SilentLog();
-
     @Before
     public void setUp()
         throws Exception