Qcommandlineparser (#199)

* Replaced getoptplusplus with QCommandLineParser. Fixes #39

* enabling C++11 if possible

* enabling C++11 if possible

* fixed gcc compilation issues

* fixed linux builds and improved os x build

* trying to fix dispmanx

* trying to fix dispmanx

* simplified travis build script

* fixed argumentparser default values

* rewrote validator system and made sure default arguments are processed correctly

* rewrote validator system and made sure default arguments are processed correctly

* fixed bool vs. regular options

* oops... removing debug code

* reverted screenshot api change

include/commandline/IntOption.h

@@ -0,0 +1,41 @@
+#ifndef HYPERION_INTCOMMANDLINEOPTION_H
+#define HYPERION_INTCOMMANDLINEOPTION_H
+
+#include <limits>
+#include <QtCore>
+#include "ValidatorOption.h"
+
+namespace commandline
+{
+
+class IntOption: public ValidatorOption
+{
+protected:
+    int _int;
+public:
+    IntOption(const QString &name,
+              const QString &description = QString(),
+              const QString &valueName = QString(),
+              const QString &defaultValue = QString(),
+              int minimum = std::numeric_limits<int>::min(), int maximum = std::numeric_limits<int>::max())
+        : ValidatorOption(name, description, valueName, defaultValue)
+    { setValidator(new QIntValidator(minimum, maximum)); }
+    IntOption(const QStringList &names,
+              const QString &description = QString(),
+              const QString &valueName = QString(),
+              const QString &defaultValue = QString(),
+              int minimum = std::numeric_limits<int>::min(), int maximum = std::numeric_limits<int>::max())
+        : ValidatorOption(names, description, valueName, defaultValue)
+    { setValidator(new QIntValidator(minimum, maximum)); }
+    IntOption(const QCommandLineOption &other,
+              int minimum = std::numeric_limits<int>::min(), int maximum = std::numeric_limits<int>::max())
+        : ValidatorOption(other)
+    { setValidator(new QIntValidator(minimum, maximum)); }
+
+    int getInt(Parser &parser, bool *ok = 0, int base = 10);
+    int *getIntPtr(Parser &parser, bool *ok = 0, int base = 10);
+};
+
+}
+
+#endif //HYPERION_INTCOMMANDLINEOPTION_H