Integrated wifi-spectrum analyzer php , ajax files to view the UI page in Browser.
Newly added php and ajax files are wifi_spectrum_analyzer.php, spectrum_analyzer_download.php,at_saving.php, ajax_wifi_spectrum_analyzer.php,ajax_at_saving.php
Modified nav.php in include folder
Added Troubleshooting > Wi-Fi Spectrum Analyzer page in WebUI
Implemented wifi_getNeighboringWiFiDiagnosticResult2() api's in wifi hal layer