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/Option.h

@@ -0,0 +1,49 @@
+#ifndef HYPERION_OPTION_H
+#define HYPERION_OPTION_H
+
+#include <QCommandLineOption>
+#include <QCommandLineParser>
+
+namespace commandline
+{
+
+class Parser;
+
+/* Note, this class and all it's derivatives store the validated results for caching. This means that unlike the
+ * regular QCommandLineOption it is _not_ idempotent! */
+class Option: public QCommandLineOption
+{
+protected:
+    QString _error;
+public:
+    Option(const QString &name,
+           const QString &description = QString(),
+           const QString &valueName = QString::null,
+           const QString &defaultValue = QString()
+    )
+        : QCommandLineOption(name, description, valueName, defaultValue)
+    {}
+    Option(const QStringList &names,
+           const QString &description = QString(),
+           const QString &valueName = QString::null,
+           const QString &defaultValue = QString()
+    )
+        : QCommandLineOption(names, description, valueName, defaultValue)
+    {}
+    Option(const QCommandLineOption &other)
+        : QCommandLineOption(other)
+    {}
+
+    virtual bool validate(Parser &parser, QString &value);
+    QString name()
+    { return this->names().last();}
+    QString getError()
+    { return this->_error; }
+    QString value(Parser &parser);
+    std::string getStdString(Parser &parser);
+    std::wstring getStdWString(Parser &parser);
+};
+
+}
+
+#endif //HYPERION_OPTION_H