Don't even try to launch on Kindle FW 5.0
Merge remote-tracking branch 'upstream/master'
Merge pull request #713 from NiLuJe/master

Minor Kindle startup script tweak
update koreader-base
Merge pull request #716 from chrox/master

update koreader-base
Update koreader-base

PW2 & FFI stuff
Merge pull request #719 from NiLuJe/master

Update koreader-base
Update koreader-base

Fix Android build
Merge pull request #720 from NiLuJe/master

Update koreader-base
fix importing finite math from GLIBC_2.15
This should fix #722.
Merge pull request #723 from chrox/master

fix importing finite math from GLIBC_2.15
fix(test): update package list in travis
Merge pull request #725 from houqp/houqp-master

fix(test): update package list in travis
protected call to open sidecar history file
This should fix #724.
Merge pull request #726 from chrox/master

protected call to open sidecar history file
Update koreader-base

w/ compat CFLAGS tweaks
Merge pull request #727 from NiLuJe/master

Update koreader-base
add API to query battery status on Android
check battery status file
Adde DCREREADER_TWO_PAGE_THRESHOLD