Windows 10 / Universal Windows Platform port

[riza]

Support Windows 10 / Universal Windows Platform and continue the work for Windows Phone 8 support (#1704).

Build guide:

• Checkout the code from ​https://svn.pjsip.org/repos/pjproject/branches/projects/uwp
• Open pjproject-vs14.sln solution file
• Define the API_Family used on pjproject-vs14-api-def.props. After changing the API_Family, you might need to reopen the solution.
  • UWP for (UWP)
  • WinPhon8 for (WP8)
• Set your config_site.h to the following:

    #define PJMEDIA_AUDIO_DEV_HAS_PORTAUDIO 0
    #define PJMEDIA_AUDIO_DEV_HAS_WMME 0
    #define PJMEDIA_AUDIO_DEV_HAS_WASAPI 1
  

• Run sample app
  • Voip for UWP sample app
    • Choose ARM to run on a Windows 10 Phone
    • Choose Win32 to run on emulator or local desktop as a UWP app
  • pjsua_cli_wp8
    • Choose ARM to run on device

[riza]

Create new branch in r5208

[riza]

Create new branch in r5208

[riza]

In 5210:

Re #1900: Initial implementation with pjsua cli/telnet sample app.

[riza]

In 5211:

Re #1900: add missing file (pjproject-vs14-common-targets.targets).

[riza]

In 5254:

Re: #1900:

• Add new property file (pjproject-vs14-api-def.props) to define the API used
• Add ioqueue specific to uwp using winRT networking API
• Add uwp GUI sample APP using Voip architecture
• Add async activation for wasapi dev