Use the new Czech language, add the Czech flag

CMakeLists.txt

@@ -188,6 +188,7 @@ set(SQLB_MISC
 # Translation files
 set(SQLB_TSS
 	"${CMAKE_SOURCE_DIR}/src/translations/sqlb_ar_SA.ts"
+	"${CMAKE_SOURCE_DIR}/src/translations/sqlb_cs.ts"
 	"${CMAKE_SOURCE_DIR}/src/translations/sqlb_zh.ts"
 	"${CMAKE_SOURCE_DIR}/src/translations/sqlb_zh_TW.ts"
 	"${CMAKE_SOURCE_DIR}/src/translations/sqlb_de.ts"

src/src.pro

@@ -117,6 +117,7 @@ FORMS += \
 
 TRANSLATIONS += \
     translations/sqlb_ar_SA.ts \
+    translations/sqlb_cs.ts \
     translations/sqlb_zh.ts \
     translations/sqlb_zh_TW.ts \
     translations/sqlb_de.ts \

src/translations/flags/flags.qrc

@@ -1,6 +1,7 @@
 <RCC>
     <qresource prefix="/flags">
         <file alias="ar_SA">ar.png</file>
+        <file alias="cs_CZ">cs.png</file>
         <file alias="de_DE">de.png</file>
         <file alias="es_ES">es.png</file>
         <file alias="en_US">us.png</file>

src/translations/translations.qrc

@@ -1,6 +1,7 @@
 <RCC>
     <qresource prefix="/translations">
         <file alias="sqlb_ar_SA">sqlb_ar_SA.qm</file>
+        <file alias="sqlb_cs">sqlb_cs.qm</file>
         <file alias="sqlb_ru">sqlb_ru.qm</file>
         <file alias="sqlb_de">sqlb_de.qm</file>
         <file alias="sqlb_fr">sqlb_fr.qm</file>