Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/a40abfcc0008e3164caeee4dcd1294fda7675511/board/t3corp You should set ROOT_URL correctly, otherwise the web may not work correctly.

upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support

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Kconfig	…
MAINTAINERS	…
Makefile	…
chip_config.c	…
config.mk	…
init.S	…
t3corp.c	…