Added pay voucher feature. Added dialog with paied vouchers. Added

support for printing receipts on POS printer.

shop/shop.pro

@@ -21,7 +21,12 @@ SOURCES += shop.cpp \
     receiptloadform.cpp \
     data/voucheritem.cpp \
     shopservice.cpp \
-    directsaleitem.cpp
+    directsaleitem.cpp \
+    receiptgenerator.cpp \
+    settings/shopsettings.cpp \
+    settings/shopsettingsform.cpp \
+    paydialog.cpp \
+    paydvouchersdialog.cpp
 
 HEADERS += shop.h\
         shop_global.h \
@@ -36,7 +41,12 @@ HEADERS += shop.h\
     data/shop-data.h \
     isellableservice.h \
     shopservice.h \
-    directsaleitem.h
+    directsaleitem.h \
+    receiptgenerator.h \
+    settings/shopsettings.h \
+    settings/shopsettingsform.h \
+    paydialog.h \
+    paydvouchersdialog.h
 
 unix {
     target.path = /usr/lib
@@ -89,6 +99,9 @@ FORMS += \
     directsaleform.ui \
     temporaryreceiptsaveform.ui \
     receiptsaveform.ui \
-    receiptloadform.ui
+    receiptloadform.ui \
+    settings/shopsettingsform.ui \
+    paydialog.ui \
+    paydvouchersdialog.ui
 
 TRANSLATIONS = translations/shop_cs_CZ.ts