use logmanager to expose LogManager, consistent expose logs with getLogs.
add loggin.js in main.html
Merge pull request #43 from uProxy/shanjian-logfix

log related fixes
add usage doc for logging code.
improve doc
fix doc
fix doc
Merge pull request #45 from uProxy/shanjian-logfix

Shanjian logfix
update version number
Merge pull request #46 from uProxy/shanjian-logfix

update version number
moved to using arraybuffer slice
Merge branch 'dev' into iislucas-pc-tweaks
package version update