Travis: Improved Cppcheck self check

.travis.yml

@@ -219,7 +219,7 @@ script:
 # building gui generates some more files that cppcheck can check, so check the repo *after* building gui
   - cd ../
 # self check
-  - ${CPPCHECK} --template=gcc -D__CPPCHECK__ -f --error-exitcode=1 --library=cppcheck-lib -Ilib -Iexternals/simplecpp/ -Iexternals/tinyxml/ -Icli --enable=style,performance,portability,warning,internal --exception-handling --inline-suppr --suppressions-list=.travis_suppressions -itest/cli -itest/synthetic -itest/testsuites -iaddons  -igui . -j 2
+  - ${CPPCHECK} --template=gcc -D__CPPCHECK__ -f --error-exitcode=1 --library=cppcheck-lib -Ilib -Iexternals/simplecpp/ -Iexternals/tinyxml/ -Icli --inconclusive --enable=style,performance,portability,warning,internal --exception-handling --inline-suppr --suppressions-list=.travis_suppressions -itest/cli -itest/synthetic -itest/testsuites -iaddons  -igui . -j 2
 # check gui with qt settings
   - ${CPPCHECK} --template=gcc --library=qt  --error-exitcode=1  -Ilib -Iexternals/simplecpp/ -Iexternals/tinyxml/ -Icli --enable=style,performance,portability,warning,internal  --exception-handling -j 2 gui --suppressions-list=.travis_suppressions -igui/test
 # check naming conventions

.travis_suppressions

@@ -4,11 +4,19 @@ redundantNextPrevious:test/testtoken.cpp
 simplePatternError:test/testtoken.cpp
 noValidConfiguration
 shadowFunction
+functionConst
+functionStatic
 
 # temporary suppressions - fix the warnings!
+duplicateBranch:lib/checkunusedvar.cpp
+duplicateBranch:lib/tokenize.cpp
 missingOverride
-shiftTooManyBitsSigned
+redundantAssignment:lib/tokenlist.cpp
-unusedPrivateFunction
+unreachableCode:lib/checkbufferoverrun.cpp
+unreachableCode:lib/checkclass.cpp
+unreachableCode:test/testother.cpp
+unusedPrivateFunction:lib/checkbufferoverrun.h
+unusedPrivateFunction:test/test*.cpp
 useStlAlgorithm
 
 *:gui/test/*
@@ -19,3 +27,4 @@ useStlAlgorithm
 *:externals/*/*
 *:htmlreport/*
 *:samples/*/bad.c*
+*:samples/redundantAssignment/data.c