use system boost

Common/3dParty/boost/boost.pri

-INCLUDEPATH += $$PWD/boost_1_58_0
 
 CORE_BOOST_LIBS = $$PWD/boost_1_58_0/build/$$CORE_BUILDS_PLATFORM_PREFIX/static
 
@@ -12,29 +11,45 @@ core_boost_shared {
 core_boost_libs {
 
 core_windows {
+    INCLUDEPATH += $$PWD/boost_1_58_0
 core_debug {
     LIBS += -L$$CORE_BOOST_LIBS -llibboost_system-vc120-mt-gd-1_58 -llibboost_filesystem-vc120-mt-gd-1_58
 }
 core_release {
     LIBS += -L$$CORE_BOOST_LIBS -llibboost_system-vc120-mt-1_58 -llibboost_filesystem-vc120-mt-1_58
 }
-} else {
+}
+
+core_mac {
+    INCLUDEPATH += $$PWD/boost_1_58_0
     LIBS += -L$$CORE_BOOST_LIBS -lboost_system -lboost_filesystem
 }
 
+core_linux {
+    LIBS += -lboost_system -lboost_filesystem
+}
+
 }
 
 core_boost_regex {
 
 core_windows {
+    INCLUDEPATH += $$PWD/boost_1_58_0
 core_debug {
     LIBS += -L$$CORE_BOOST_LIBS -llibboost_regex-vc120-mt-gd-1_58
 }
 core_release {
     LIBS += -L$$CORE_BOOST_LIBS -llibboost_regex-vc120-mt-1_58
 }
-} else {
-    LIBS += -L$$CORE_BOOST_LIBS -lboost_regex
+}
+
+core_mac {
+    INCLUDEPATH += $$PWD/boost_1_58_0
+    LIBS += -L$$CORE_BOOST_LIBS -lboost_system -lboost_filesystem
+}
+
+core_linux {
+    LIBS += -lboost_regex
 }
 
 }