fix LZO name

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
rename lzo to LZO, as per upstream naming convention

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
Do rename lzo to LZO, as per upstream naming convention

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
Merge pull request #280 from fgeorgatos/fix_LZO

fix LZO name