improved PosInTextFrameFormat() constructor : _position is set to a default value
cpplint'ed the project (3 errors found)
Merge branch 'feature139' into dev
Improved PosInTextFrameFormat() constructor : _position is set to a default value.
Bumped version number to 0.4.9; updated dipylonreader.project .
Fixed a minor bug in PosInTextFrameFormat constructor.
Merge branch 'release-0.4.9' into dev
0.4.9 (2014_11_12)

Fixed a critical bug preventing to use DipylonReader with arrows in analysis mode,
added interlinear spaces in the source editor.

o fixed a critical bug relating to arrows' thickness.
  (feature137)
o added a space between lines in the source editor.
  (feature136, feature134)
o improved build scripts : shorter names, quicker compilation, better information
  messages.
  (feature138, feature135, feature132, feature130)
+ feature139, feature133, feature131

code quality : 3 errors, according to cpplint.py