Separate directory for FileLogger's log files

FEAT

• log files are saved to a special directory within app data
• added logic to migrate from one version of KotlinLog to another

FIX

• older app files in app data directory are not deleted during getZipOfLogs

For Zdenda 🐱‍🐉🐱‍🐉

FEAT

• Added possibility to remove loggers using predefined TAG names

FIX

• sessionname of test log in weblogger now corresponds to selected sessionname

Yaay 🙌🎉

FEAT

• added android api level to metadata logger

FIX

• it doesn't crash when rest server is down

2.1.3: Merge pull request #5 from Qase/FIX/log-print-stack-trace

FIX - throwable stack trace nwo uses official android Log printer - errors are now more verbose
FIX - unhandled error have unhandled in name
FIX - correctly switch tag and text parameters in sync methods

Some Fixes

FIX - FileLogger.deleteAllLogs() now doesn't touch other app files
FIX - unchecked error handler was not logging errors
FIX - better removing old loggers when added agian

Tag is first paramter in Log methods - it is convention

Merge pull request #4 from Qase/FIX/use-proper-order

Fix/use proper order

Added weblogger

FEAT
added weblogger
added force write before creating zipfile
added own metadata file to zipfile

FIX
library dependecies not correctly fetched - NoClassDefFoundError

Complete rewrite of library

Added circleLog and strictCircleLog

New thinking, new possibilities

*Every log has option to set custom TAG
*Possibility to print system info logs like device type or app build config

File deleting added

New version rewritten some core concepts, so you need to change initialization to objects.