fix bug #179
It seems that the setPageMargins method will mess up XPointer of current view.
This bugfix simply disables page margin restoring in readercopt.lua so that
reading position is restorable.
fix calling setFontSize in pdfreader
Merge pull request #225 from giorgio130/master

Don't kill nickel software on kobo
update koreader-base to fix bug #224
Merge pull request #227 from chrox/jpeg_fix

fix bug #179 and #224
update k2pdfopt to version 1.66
Merge pull request #228 from chrox/master

update k2pdfopt to version 1.66
Remove ffi.cdef to avoid conflict with ffi/util.lua from koreader-base
Merge pull request #229 from thotypous/lulip-ffi-util

Remove ffi.cdef to avoid conflict with ffi/util.lua from koreader-base
Update koreader-base
Use ffi/lulip.lua from koreader-base; change package.path
Merge pull request #230 from thotypous/lulip-move-base

Move lulip to koreader-base
No need for lulip to be global
Update koreader-base
Merge branch 'master' into lulip-move-base
Merge pull request #231 from thotypous/lulip-move-base

No need for lulip to be global
patch crengine to register external fonts
Merge pull request #232 from chrox/master

patch crengine to register external fonts
Add InputText:setText and avoid non-intuitive UI behavior after light toggle
Merge pull request #233 from thotypous/fl-toggle-clear

Add InputText:setText and avoid non-intuitive UI behavior after light toggle