update readme for v3.9.0

Author: github0null

README.md

@@ -21,7 +21,7 @@ Provide `8051/AVR/STM8/Cortex-M/RISC-V` project development, compilation, progra
 ## Features 🎉
 
 * Support 8051, AVR, STM8, Cortex-M, RISC-V, Universal-Gcc projects.
-* Support to import KEIL5/Eclipse projects, support to import 'IAR-STM8, IAR-ARM, Segger Embedded Studio' project source file resource tree.
+* Support to import KEIL5/IAR/Eclipse projects, support to import 'IAR-STM8, IAR-ARM, Segger Embedded Studio' project source file resource tree.
 * Support for installing standard KEIL chip support packs (only for Cortex-M projects).
 * Provides many project templates for quick start a project.
 * Build, rebuild, support many toolchains (armcc, gcc-arm-none-eabi, riscv-gcc, xxx-gcc, keil_c51, sdcc ...).

README_ZH-CN.md

@@ -19,7 +19,7 @@
 ## 功能特性 🎉
 
 * 支持开发 8051，STM8，AVR，Cortex-M，RISC-V, AnyGcc 项目。
-* 支持导入 KEIL5/Eclipse 项目，支持导入 `IAR-STM8, IAR-ARM, Segger Embedded Studio` 项目源文件资源树。
+* 支持导入 KEIL5/IAR/Eclipse 项目，支持导入 `IAR-STM8, IAR-ARM, Segger Embedded Studio` 项目源文件资源树。
 * 支持安装标准的 KEIL 芯片支持包 (仅用于 Cortex-M 项目)。
 * 提供丰富的项目模板方便快速开始项目。
 * 一键编译，支持多种主流的编译工具 (armcc, gcc-arm-none-eabi, riscv-gcc, xxx-gcc, keil_c51, sdcc ...)。

package.json

@@ -28,7 +28,8 @@
         "keil",
         "eide",
         "cmsis",
-        "eclipse"
+        "eclipse",
+        "iar"
     ],
     "homepage": "https://em-ide.com",
     "license": "MIT",