remove unnecessary include paths

the #include statements are supposed to be written in a way that makes
these unnecessary.

Change-Id: I6c9c0c3b00377cb8438036c96e5321ffd493523f
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>

src/libs/qmleditorwidgets/qmleditorwidgets.pri

-INCLUDEPATH *= $$PWD
-INCLUDEPATH *= $$PWD/easingpane
 QT += declarative
 
 LIBS *= -l$$qtLibraryName(QmlEditorWidgets)

src/libs/qmljs/qmljs.pri

-INCLUDEPATH *= $$PWD/../../shared
-INCLUDEPATH *= $$PWD/../../shared/qmljs
-INCLUDEPATH *= $$PWD/../../shared/qmljs/parser
-
 LIBS *= -l$$qtLibraryName(QmlJS)

src/libs/zeroconf/zeroconf.pri

-INCLUDEPATH += $$PWD
-
 LIBS *= -l$$qtLibraryName(zeroconf)

src/plugins/debugger/debugger.pro

@@ -9,8 +9,6 @@ include(../../qtcreatorplugin.pri)
 
 DEFINES += DEBUGGER_LIBRARY
 
-INCLUDEPATH += $$PWD/../../libs/utils
-
 QT += gui \
     network \
     script

src/plugins/projectexplorer/projectexplorer.pro

@@ -4,7 +4,6 @@ QT += xml script declarative
 
 include(../../qtcreatorplugin.pri)
 include(customwizard/customwizard.pri)
-INCLUDEPATH += $$PWD/../../libs/utils
 HEADERS += projectexplorer.h \
     abi.h \
     abiwidget.h \