Remove manifest file inclusion from DataLab.spec and update build_exe.bat to copy manifest to executable root directory

Author: PierreRaybaut

DataLab.spec

@@ -9,7 +9,6 @@ datas = collect_data_files('datalab') + [('datalab\\plugins', 'datalab\\plugins'
 datas += collect_data_files('guidata') + collect_data_files('plotpy')
 datas += collect_data_files('sigima')
 datas += copy_metadata('imageio')
-datas += [('manifest.json', '.')]
 
 a = Analysis(
     ['datalab\\start.pyw'],

scripts/build_exe.bat

@@ -51,6 +51,9 @@ del "%RESPATH%\tmp-*.png"
 @REM Building executable
 %PYTHON% -m PyInstaller DataLab.spec --noconfirm --clean
 
+@REM Copy manifest to executable root directory
+copy "manifest.json" "dist\DataLab\manifest.json" /Y
+
 @REM Windows 7 SP1 compatibility fix
 copy "%RESPATH%\api-ms-win-core-path-l1-1-0.dll" "dist\DataLab\_internal" /Y