also fix filter for SQLCatalog_trimInventoryCacheOnUncatalog same as SQLCatalog_trimInventoryCacheOnCatalog.

Use gadgets to render some part of ERP5 ui.

Use TabbularGadget API to render initial tab this way we can switch to from it flawlessly as it will be registered into TabbularGadget interla gadget_list structure.

following format defined in system preference level.

so that we will not have HTTP authentication dialog in case of  Unauthorized exception to prevent blocking in functional tests.

Create a sql cache for getInventory call
Remove full-inventory optimisation as it now useless
Implement full-inventory feature directly into stock
Make erp5_pdm depends on this optimisation
Install optimisation for all unit tests

> Note, ImageMagick assumes the sRGB colorspace if the image format does not indicate otherwise.
http://www.imagemagick.org/script/command-line-options.php#colorspace

Also updated expected converted result with sRGB output.

This reverts commit a4072868.
=> it makes test testERP5WebWithDms failing. Please update unit
test and also add test to check what you fixed with this change.

Adjust test accordingly and fix bad test.

> Note, ImageMagick assumes the sRGB colorspace if the image format does not indicate otherwise.
http://www.imagemagick.org/script/command-line-options.php#colorspace