Added a void circle builder (circleLine) to create a simple circle line without any triangle
Added ellipse builder
fixed vertices and indices ensuring
fix parameters on circle
Fix on radius
Override equals and hashCode on FileHandle

FileHandles having the same type and path should be considered equal.
Merge pull request #817 from VinceAngel/master

Added a void circle builder (circleLine) to create a simple circle line
Small changes to MeshBuilder
Merge pull request #827 from xoppa/3dapi

Small changes to MeshBuilder
Unused fields.
Javadoc
Merge branch 'origin/master'
Added HorizontalGroup, spacing.
Fixed alignment.
getLogLevel() in Application interface
Merge pull request #834 from jrenner/get-log-level

getLogLevel() in Application interface
Merge pull request #824 from MobiDevelop/filehandle-equals

Override equals and hashCode on FileHandle
Fix ArrayReflection emulation.

Closes #838