Enabled C++11 features on Linux (GCC), disabled "unknown pragma" warnings on GCC.

accommodation/accommodation.pro

@@ -31,6 +31,8 @@ HEADERS += accommodation.h\
 unix {
     target.path = /usr/lib
     INSTALLS += target
+    QMAKE_CXXFLAGS += -std=c++11
+    QMAKE_CXXFLAGS += -Wno-unknown-pragmas
 }
 
 win32:CONFIG(release, debug|release): LIBS += -L$$OUT_PWD/../core/release/ -lcore

application/application.pro

@@ -25,6 +25,12 @@ HEADERS  += mainwindow.h
 
 FORMS    += mainwindow.ui
 
+
+unix {
+    QMAKE_CXXFLAGS += -std=c++11
+    QMAKE_CXXFLAGS += -Wno-unknown-pragmas
+}
+
 win32:CONFIG(release, debug|release): LIBS += -L$$OUT_PWD/../core/release/ -lcore
 else:win32:CONFIG(debug, debug|release): LIBS += -L$$OUT_PWD/../core/debug/ -lcore
 else:unix: LIBS += -L$$OUT_PWD/../core/ -lcore

core/core.pro

@@ -41,6 +41,8 @@ HEADERS += core.h\
 unix {
     target.path = /usr/lib
     INSTALLS += target
+    QMAKE_CXXFLAGS += -std=c++11
+    QMAKE_CXXFLAGS += -Wno-unknown-pragmas
 }
 
 ODB_FILES = core/data/core-data.h