Added pythn dependency for meson

src/meson.build

@@ -47,5 +47,5 @@ cutter_exe = executable(
   gui_app: not console,
   sources: sources,
   include_directories: platform_inc,
-  dependencies: [libr2_dep, qt5dep],
+  dependencies: [libr2_dep, qt5dep, dependency('python3')],
 )

src/utils/JupyterConnection.h

@@ -2,6 +2,7 @@
 #define JUPYTERCONNECTION_H
 
 #include <QProcess>
+#include <QMap>
 
 class NestedIPyKernel;