diff --git a/build.gradle b/build.gradle
index 339d585..119ed73 100644
--- a/build.gradle
+++ b/build.gradle
@@ -39,18 +39,22 @@ repositories {
 
 
 dependencies {
-
-   compile project (":common")
+   //eliminate the :common project now since all method are in the excel2db class now
+   //compile project (":common")
    compile 'ch.qos.logback:logback-classic:1.2.2'
    compile 'javax.persistence:persistence-api:1.0.2'
    compile ('org.springframework:spring-context:4.3.7.RELEASE'){
-       //exclude module: 'commons-logging' // force Spring to use jcl-over-slf4j bridge
+       exclude module: 'commons-logging' // force Spring to use jcl-over-slf4j bridge
    }
+   compile 'org.springframework.boot:spring-boot-starter-test:1.5.3.RELEASE'
    compile 'org.apache.poi:poi:3.15'
    compile 'org.apache.poi:poi-ooxml:3.15' 
    compile 'org.postgresql:postgresql:42.0.0.jre7'
    compile 'org.apache.directory.studio:org.apache.commons.io:2.4'
-
+   compile('junit:junit:4.12'){
+        exclude group: 'org.hamcrest'
+    }
+   compile 'org.hamcrest:hamcrest-library:1.3'
 }
 
 
@@ -69,6 +73,18 @@ jar {
           configurations.compile.collect { it.isDirectory() ? it : zipTree(it) }
    }
 
+
+//filtering out test classes, only test suites should be run
+    test {
+        testLogging.showStandardStreams = true
+        testLogging.exceptionFormat = 'full'
+
+        //exclude certain classes to avoid double running
+        // - suites + test classes
+        exclude '**/InitInputFilesImplTest.class'
+        exclude '**/PopulateTablePostgresImplTest.class'
+    }
+
 }
 
 
diff --git a/log.txt b/log.txt
new file mode 100644
index 0000000..e69de29
diff --git a/settings.gradle b/settings.gradle
index 96a4507..0eb62c0 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1,3 +1,2 @@
 rootProject.name = 'Excel2DB'
 
-include 'common'
diff --git a/src/main/resources/logback.xml b/src/main/resources/logback.xml
index c1238f8..8e5bec8 100644
--- a/src/main/resources/logback.xml
+++ b/src/main/resources/logback.xml
@@ -1,15 +1,15 @@
 <configuration>
 
-  <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
-    <encoder>
-      <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
-    </encoder>
-  </appender>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
+        </encoder>
+    </appender>
 
-  <logger name="deng" level="DEBUG"/>
+    <logger name="deng" level="DEBUG"/>
 
-  <root level="INFO">
-    <appender-ref ref="STDOUT" />
-  </root>
+    <root level="INFO">
+        <appender-ref ref="STDOUT"/>
+    </root>
 
 </configuration>
\ No newline at end of file
diff --git a/src/main/resources/spring.xml b/src/main/resources/spring.xml
index 0b600ba..3c5f9d1 100644
--- a/src/main/resources/spring.xml
+++ b/src/main/resources/spring.xml
@@ -31,11 +31,11 @@
 
     </bean>
 
-
-
-    <bean id="dbConnection" class="excel2db.service.impl.DBConnectionPostgresImpl"></bean>
+    <!-- This way it is possible to get values from a properties file nd use the values -->
+    <!-- as paramaters in the spring configuration -->
     <!--<bean id="dbConnection" class="${dbConnectionImplenentation}"></bean>-->
 
+    <bean id="dbConnection" class="excel2db.service.impl.DBConnectionPostgresImpl"></bean>
 
     <bean id="createTable" class="excel2db.service.impl.CreateTablePostgresImpl"></bean>
 
@@ -58,5 +58,4 @@
 
     <bean id="applicationContextUtils" class="excel2db.ApplicationContextUtils"></bean>
 
-
 </beans>
\ No newline at end of file
diff --git a/test.xls b/test.xls
deleted file mode 100644
index 3b58ff3..0000000
Binary files a/test.xls and /dev/null differ