[EGD-5146] Add read LFS block size from part

Add littlefs block size from partition bootable offset

[EGD-5350] Add increase lfs cluster size

Incrase LFS clustrer size and cache bitmap improve
the FS free blocks scan time, because LFS don't have
free block bitmap.

[EGD-5014] Change MMC erase logic

MMC erase group size is 512 kB which would enforce
512 kB blocks on file system. Since for our purposes this
would be inefficient erase command has been disallowed.

[EGD-5334] Fix phone crash when MTP access

Fix phone crash when accessing file when new filesystem is used

[EGD-4498] Fix code after code review #1

Fixed some small minor issus in the RO mode in the vfs

[EGD-4498] Add unit test for remount RO

Add unit test for remount filesystem in ro mode
Some minor fixes

[EGD-4498] Add support RO filesystem in the vfscore

Add support readonly filesystem mount flag
Add support for mount / remount

[EGD-5153] Fix disk manager sector_count

Currently when partition handle is passed to the disk manager
it returns total disk sector count instead of partitions sector count

[EGD-5135] Add new lfs part scheme in emulator

Add new littlefs filesystem user partion in the fat database

[EGD-5102] Fix compile on rt1051 platform

It is initial commmit which fix compilation after
vfs. global object removal. It still need implementation
newlib syscalls.

[EGD-5097] Fix open flag translate

Fix open translation flags in the littlefs fuse

[EGD-5074] Add native fscore for emulator

This is a first commit when the emulator uses
the new filesystem core.

libiosyscall library read environment variable

IOSYSCALS_REDIRECT_TO_IMAGE

When  IOSYSCALS_REDIRECT_TO_IMAGE=1 all syscalls
are redirected to the image. If env is not defined
or set to 0 only paths are translated and redirected
to the native linux syscalls

[EGD-5074] Remove free rtox library

Remove unneeded fat library from the freertos

[EGD-5074] Fix freertos mutex as unique

Add freertos mutex in the unique_ptr for avoid inclusion of the
freertos.h

[EGD-5074] Remove frertos-fat submodule

Remove uneeded fat freertos submodule

[EGD-5074] Add handle types in the vfs_subsystem

Add handle types in the vfs subsystem

[EGD-5074] Add submodule for hashmap

Add submodule for hashmap

[EGD-5074] Add support for dirent

Add support for dirent for new filesystem

[EGD-5074] Fix mutex class

Remove mutex in header

[EGD-5074] Remove old vfs from file indexer

File indexer should be fixed for use new vfs

[EGD-5074] Fix unit test vfs

Remove unit tests vfs for clas

[EGD-5074] Add Posix implementation with new fs

Add posix implementation with new fs core

[EGD-5074] Fix stdio syscalls

Fix all stdio syscalls

[EGD-5074] Fix iosyscalls scan family

Fix iosyscalls scan family

[EGD-5074] Fix native API

Fix native api

Work in progress some minor fixes

[EGD-5074] Fix lib stdio

Fix lib stdio

[EGD-5074] fix lseek return value in fat driver

Fix lseek return value in the fat driver

[EGD-5074]  Unit test fix

Unittest fixes

[EGD-5074] Emulator syscalls

Signed-off-by: Lucjan Bryndza <lucjan.bryndza@mudita.com>

[EGD-5035] Fix error translation fs

Quickfix for error translation issue in new filesystem.

[EGD-5022] Fix invalid open flags in vfscore

Opening file with O_CREAT mode on the mounted fat filesystem
should create file if doesn't exist. Currently it returns ENOENT
This path fix this issue. ff_fat create flags are fixed.

[EGD-5016] Fix vfs-littlefs failed mount init

Fix issue with memory leak during mount in littlefs core
when mount fails.

[EGD-4758] Add lfs object state sync

Add lfs object state sync.

[EGD-4758] Fix includes in littlefs

Fix includes in the littlefs

[EGD-4758] Add block size and fs size

Add blocks size and blocks count detecting
of the file size.

[EGD-4758] Fix littlefs directory iterator

Directory iterator now seams to be working

[EGD-4758] Fix littlefs boundary check

    Currently littlefs boudary is checked in the wrong place
    this commit fix this issue