Add Arcesium and Debeka logo back

Signed-off-by: Eric Poirier <eric.poirier@eclipse-foundation.org>
diff --git a/images/arcesium.jpg b/images/arcesium.jpg
new file mode 100644
index 0000000..c7660cb
--- /dev/null
+++ b/images/arcesium.jpg
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diff --git a/images/debeka.jpg b/images/debeka.jpg
new file mode 100644
index 0000000..4c941db
--- /dev/null
+++ b/images/debeka.jpg
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