Merge pull request #15 from manojgn/feature-dev

Bucketization reorganization
    1)Merged the update charts functionality in initscatterchart function
    2)Implemented the dynamic axis params,while initializing the charts we need the pass the parameters that required to display in and X and Y axis eg:

    xAxisParams:[{lbl:'CPU (%)',key:'cpu',type:'float'},{lbl:'Instances',key:'instCnt'}]}};
    Parameters are
    "lbl" -  value displayed in the drop down
    "key" -  key is used the look in the chart data
    "type" - type of the value,if it is not present it will considered as the Integer

Change-Id: Ie6d9169555df97ce816f30875aa56c3122d1f857
Merge pull request #16 from vishnuvv/chartOptions

    1)Merged the update charts functionality in initscatterchart functio...
Bucketization Changes
Added cookies support for settings
Decoupled zoomIn/Out functions in chart-utils
Fixed some issues in manageCrossFilters like updateCrossFilter

Change-Id: Ieb90082c8411b7a029f50d06a436af9b0b0f830c