Add the configures for Babel 7 (#246)

Author: 38elements

content/guide/getting-started.md

@@ -58,7 +58,7 @@ Instead of declaring the `@jsx` pragma in your code, it's best to configure it g
 > { "jsxPragma": "h" }
 > ```
 >
-> **For Babel 6 and 7:**
+> **For Babel 6:**
 >
 > ```json
 > {
@@ -67,6 +67,16 @@ Instead of declaring the `@jsx` pragma in your code, it's best to configure it g
 >   ]
 > }
 > ```
+>
+> **For Babel 7:**
+>
+> ```json
+> {
+>   "plugins": [
+>     ["@babel/plugin-transform-react-jsx", { "pragma":"h" }]
+>   ]
+> }
+> ```
 
 **Default:**
 >**For Babel 5 and prior:**
@@ -75,7 +85,7 @@ Instead of declaring the `@jsx` pragma in your code, it's best to configure it g
 > { "jsxPragma": "preact.h" }
 > ```
 >
-> **For Babel 6 and 7:**
+> **For Babel 6:**
 >
 > ```json
 > {
@@ -84,6 +94,16 @@ Instead of declaring the `@jsx` pragma in your code, it's best to configure it g
 >   ]
 > }
 > ```
+>
+> **For Babel 7:**
+>
+> ```json
+> {
+>   "plugins": [
+>     ["@babel/plugin-transform-react-jsx", { "pragma":"preact.h" }]
+>   ]
+> }
+> ```
 
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