Clean up option settings code a little bit
Move zoom chart methods to more suitable place - zoom graph
Simplify logic to render Zoom graph

get rid of zoom chart object,
prepare charts to implement gred renderers
Define graph rendere via class
Unify API for graph renderer
Add right margin to graphs
Universalize API for line drawing
Move axis logic to seporate object
Ability to move axis
Rethink so that all margins now in chart view, not graph
Add option to place x axis labels below and above line
Immitate grid movement for zoom charts
Get rid of extra object NCIZoomGridView

(prepare for custom renderers)
+ add has horizontal grid option
Option to draw smooth line charts
Prepare for 2.0.0 release
Update according new API
Update images for README
Merge branch 'dev' of github.com:FlowForwarding/dynamiccharts into dev
Merge branch 'master' of github.com:FlowForwarding/dynamiccharts