Images can be now specified as base64 strings or in the "images" dict…

…ionary

autoPrint is back

pdfmake runs in browser again after pdfkit upgrade (fixes 'zlib.creat…

…eDeflate not implemented in zlib-browserify')

pageMargins definition changed

pageMargins can now be defined as an Array or a number

API updated to what's included in the docs

pageOrientation

doc-definition can now specify pageOrientation: 'landscape' to print
in landscape mode

Merge branch 'master' of github.com:bpampuch/pdfmake

Conflicts:
	bower.json
	build/pdfmake.min.js
	build/pdfmake.min.map
	package.json

bug fix for nested columns

Fixes bpampuch#1

table layouts can now be registered and reused