Include stdexcept and update .pro file

QtIdenticon.pro

@@ -3,8 +3,11 @@
 ######################################################################
 
 TEMPLATE = lib
-CONFIG   += plugin
+CONFIG   += plugin c++11
 TARGET = qtjdenticon
+TARGET = $$qtLibraryTarget($$TARGET)
+uri = im.nheko.qtjdenticon
+
 INCLUDEPATH = includes
 INCLUDEPATH += .
 DESTDIR  = plugins
@@ -60,5 +63,23 @@ SOURCES += src/identicon.cpp \
     src/jdenticonplugin.cpp
 
 # install
-target.path = $$[QT_INSTALL_EXAMPLES]/widgets/tools/jdenticon/plugins
-INSTALLS += target
+#target.path = $$[QT_INSTALL_EXAMPLES]/widgets/tools/jdenticon/plugins
+#INSTALLS += target
+
+DISTFILES = qmldir
+
+!equals(_PRO_FILE_PWD_, $$OUT_PWD) {
+    copy_qmldir.target = $$OUT_PWD/qmldir
+    copy_qmldir.depends = $$_PRO_FILE_PWD_/qmldir
+    copy_qmldir.commands = $(COPY_FILE) "$$replace(copy_qmldir.depends, /, $$QMAKE_DIR_SEP)" "$$replace(copy_qmldir.target, /, $$QMAKE_DIR_SEP)"
+    QMAKE_EXTRA_TARGETS += copy_qmldir
+    PRE_TARGETDEPS += $$copy_qmldir.target
+}
+
+qmldir.files = qmldir
+unix {
+    installPath = $$[QT_INSTALL_QML]/$$replace(uri, \., /)
+    qmldir.path = $$installPath
+    target.path = $$installPath
+    INSTALLS += target qmldir
+}
\ No newline at end of file

src/identiconstyle.cpp

+#include <stdexcept>
+
 #include "identiconstyle.h"
 
 IdenticonStyle::IdenticonStyle() {}

src/rendering/colortheme.cpp

+#include <stdexcept>
+
 #include "colortheme.h"
 
 namespace rendering {

src/rendering/colorutils.cpp

+#include <stdexcept>
+
 #include "colorutils.h"
 
 namespace rendering {