Fix build on FreeBSD

[kev009]

Include libltfs/ltfs_fuse_version.h and include fuse.h as a system header.

Summary of changes

This pull request includes following changes or fixes.

• Include libltfs/ltfs_fuse_version.h before fuse.h
• Since fuse.h is a system header, use brackets instead of quotes

Description

On at least FreeBSD we get a compile time failure with v2.4.8.x branch.

Type of change

• Bug fix (non-breaking change which fixes an issue)

Checklist:

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings
• [x] I have confirmed my fix is effective or that my feature works