Clean up echarts option interfaces

Details:
- remove redundant field from SeriesBar
- move Line interface one level up to be able use from other places
- make names of common interfaces more obvious

types/echarts/options/axis-pointer.d.ts

@@ -3,7 +3,7 @@ declare namespace echarts {
         /**
          * @todo describe
          */
-        interface AxisPointer extends CommonProps.Axis.Pointer {
+        interface AxisPointer extends BasicComponents.CartesianAxis.Pointer {
             /**
              * Component ID, not specified by default.
              * If specified, it can be used to refer the component

types/echarts/options/series/bar.d.ts

@@ -12,8 +12,6 @@ declare namespace echarts {
          * @see https://ecomfe.github.io/echarts-doc/public/en/option.html#series-bar
          */
         interface SeriesBar {
-            [k: string]: any;
-
             /**
              * @default
              * "bar"

types/echarts/options/x-axis.d.ts

@@ -9,7 +9,7 @@ declare namespace echarts {
          *
          * @see https://ecomfe.github.io/echarts-doc/public/en/option.html#xAxis
          */
-        interface XAxis extends CommonProps.Axis {
+        interface XAxis extends BasicComponents.CartesianAxis {
             /**
              * The first x axis in grid defaults to be on the bottom of the grid,
              * and the second x axis is on the other side against the first x axis.
@@ -33,7 +33,7 @@ declare namespace echarts {
              * @default 'value'
              * @see https://ecomfe.github.io/echarts-doc/public/en/option.html#xAxis.type
              */
-            type?: CommonProps.Axis.Type;
+            type?: BasicComponents.CartesianAxis.Type;
         }
     }
 }

types/echarts/options/y-axis.d.ts

@@ -8,7 +8,7 @@ declare namespace echarts {
          *
          * @see https://ecomfe.github.io/echarts-doc/public/en/option.html#yAxis
          */
-        interface YAxis extends CommonProps.Axis {
+        interface YAxis extends BasicComponents.CartesianAxis {
             /**
              * The first y axis in grid defaults to be the left (`'left'`)
              * of the grid, and the second y axis is on the other side
@@ -31,7 +31,7 @@ declare namespace echarts {
              * @default 'value'
              * @see https://ecomfe.github.io/echarts-doc/public/en/option.html#yAxis.type
              */
-            type?: CommonProps.Axis.Type;
+            type?: BasicComponents.CartesianAxis.Type;
         }
     }
 }