De-lint mocha test suite.

Change-Id: Ifc9183eb22476c391d0f38fa16f907978510c917
Factor out new 'P' module with promise-related helper code.

Change-Id: Ifebaa58a0c3f7b074f3a3571500356107edd2067
Convert SVGs to PDFs with inkscape, and include them in the output.

Change-Id: I65ae61246293b46afbdd8a0dcb40b15a13819f86
Add workaround for RGBA SVGs.

Change-Id: Ief87b07d93eb1168f02aee81af2c73bd9a30744d
Improve DL list rendering.

Change-Id: Idfda04f823fce12fd362522a7e7f94a89b340122
Use the P helper module in the implementation of Db.

Change-Id: Iaf71b0cf160ddb92a7c337c39ef09985474ebb8e