CRAN release v0.1.1

Changes for Version 0.1.1

• Extended read.fs.mgh to support reading MGH header and allow squashing of empty dimensions
• Added function to read annotation files: read.fs.annot
• Added convenience function to read morphometry data (curv, MGH or MGZ): read.fs.morph
• Added function to write mgh and mgz files: write.fs.mgh
• Added function to write curv files: write.fs.curv
• Added convenience function to write morphometry data (curv, MGH or MGZ): write.fs.morph
• Extend vignette