update changelog

Author: hathach

changelog.md

@@ -9,7 +9,7 @@
 - Added Jlink as programmer to upload sketch #133
 - Fixed issue with high speed uart baud ~ 1 Mbps (PR #158 thanks Ureloc)
 - Add HardwardPWM removePin(), refactor hwpwm.ino sketch
-- fix print float with precision > 10
+- Fixed print float issue with precision > 10
 
 ## 0.9.2
 

cores/nRF5/wiring_analog_nRF52.c

@@ -241,7 +241,7 @@ uint32_t analogRead( uint32_t ulPin )
                             | ((saadcReference                << SAADC_CH_CONFIG_REFSEL_Pos) & SAADC_CH_CONFIG_REFSEL_Msk)
                             | ((SAADC_CH_CONFIG_TACQ_3us      << SAADC_CH_CONFIG_TACQ_Pos)   & SAADC_CH_CONFIG_TACQ_Msk)
                             | ((SAADC_CH_CONFIG_MODE_SE       << SAADC_CH_CONFIG_MODE_Pos)   & SAADC_CH_CONFIG_MODE_Msk)
-							| ((saadcBurst					  << SAADC_CH_CONFIG_BURST_Pos)   & SAADC_CH_CONFIG_BURST_Msk);
+                            | ((saadcBurst                    << SAADC_CH_CONFIG_BURST_Pos)   & SAADC_CH_CONFIG_BURST_Msk);
   NRF_SAADC->CH[0].PSELN = pin;
   NRF_SAADC->CH[0].PSELP = pin;