fix some nits found by analyzers

autogen.sh

@@ -6,7 +6,7 @@
 srcdir=$(dirname $0)
 test -z "$srcdir" && srcdir=.
 
-(test -f $srcdir/configure.ac) || {
+test -f $srcdir/configure.ac || {
     printf '**Error**: Directory "%s" does not look like the\n' "$srcdir"
     printf ' top-level package directory'
     exit 1

plugins/impstats/statslog-analyzer.py

@@ -331,7 +331,7 @@ else:
 	
 
 	print "	End analyzing logdata"
-	
+
 	print"Begin showing found problems."
 	if len(aPossibleProblems) > 0:
 		# Output all found problems!

plugins/impstats/statslog-graph.py

@@ -157,7 +157,7 @@ else:
 							iTimeStamp = int(time.mktime(myDateTime.timetuple()))
 
 							# Init Start Seconds
-							if iStartSeconds == 0: 	
+							if iStartSeconds == 0:
 								iStartSeconds = iTimeStamp
 
 							# Set data field
@@ -276,7 +276,7 @@ else:
 				myChart.add(aFields[iChartNum], aData[ aFields[iChartNum] ])  # Add some values
 #		for iChartNum in range(3, len(aFields) ):
 #			myChart.add(aFields[iChartNum], aData[ aFields[iChartNum] ])  # Add some values
-	
+
 	# Render Chart now and output to file!
 	if bConvertPng:
 		szPngFileName = szOutputFile[:-4] + ".png"

tests/elasticsearch-error-format-check.py

@@ -116,7 +116,7 @@ def checkErrorInterleaved():
                 print item
                 print "Unknown item found"
                 sys.exit(4)
-  
+
     return 0
 
 def checkInterleaved():

tests/testsuites/mmexternal-SegFault-mm-python.py

@@ -12,7 +12,7 @@
          http://www.apache.org/licenses/LICENSE-2.0
          -or-
          see COPYING.ASL20 in the source distribution
- 
+
    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.