Minor changes (#38)

.gitignore

@@ -60,3 +60,10 @@ buildNumber.properties
 # .project
 # JDT-specific (Eclipse Java Development Tools)
 # .classpath
+
+# Temporary output
+callgraph.pdf
+temp.dt
+
+# Log output
+*.log

CONTRIBUTING.md

@@ -31,6 +31,6 @@ You must install the `jython-dev.jar` to your local maven repository.
 1. Clone the [WALA/ML repository][WALA/ML].
 1. Build and install to your local Maven repo: `mvn install`
 
-[SO post]: https://stackoverflow.com/questions/4955635/how-to-add-local-jar-files-to-a-maven-project#answer-4955695			
+[SO post]: https://stackoverflow.com/questions/4955635/how-to-add-local-jar-files-to-a-maven-project#answer-4955695
 [IDE]: https://github.com/wala/IDE
 [WALA/ML]: https://github.com/wala/ML

com.ibm.wala.cast.python.jython3/.settings/org.eclipse.core.resources.prefs

@@ -1,5 +1,4 @@
 eclipse.preferences.version=1
-encoding//src/test/java=UTF-8
 encoding/<project>=UTF-8
 encoding/data=UTF-8
 encoding/source=UTF-8

com.ibm.wala.cast.python.ml.test/pom.xml

@@ -61,6 +61,7 @@
         <configuration>
           <forkMode>once</forkMode>
           <argLine>-Dpython.import.site=false</argLine>
+          <trimStackTrace>false</trimStackTrace>
         </configuration>
       </plugin>
     </plugins>

com.ibm.wala.cast.python/source/com/ibm/wala/cast/python/client/PythonAnalysisEngine.java

@@ -136,7 +136,7 @@ public IClassHierarchy buildClassHierarchy() {
 			assert false : e;
 			return null;
 		} catch (WalaException e) {
-			throw new WalaRuntimeException(e.getMessage());
+			throw new WalaRuntimeException(e.getMessage(), e);
 		}
 	}