Fix Gradle 4.1 compatibility issue

[bilal-alsharifi]

Fixes #1551

This PR is ready for review.

Risk

This PR makes no API changes.

Testing Plan

• I have verified that I have not introduced new warnings in this PR (or explain why below)
• I have run the unit tests with this PR
• I have tested this PR against Core and verified behavior (if applicable, if not applicable, explain why below).
• I have tested Android, Java SE, and Java EE

Core Tests

To smoke test the PR: compile Hello Sdl Android, connect to Core, and make sure it connects successfully

Module tested against: Core 7.0

Summary

This PR:

• Update Gradle plugin to the current latest version (4.1)
• Add VERSION_NAME as a variable in build.gradle to force Gradle to add that var the BuildConfig so the Android library can use it

CLA

• I have signed the CLA

[codecov]

Codecov Report

Merging #1554 (178cd27) into hotfix/5.0.1 (e1ef1b4) will decrease coverage by 0.02%.
The diff coverage is n/a.

@@                Coverage Diff                 @@
##             hotfix/5.0.1    #1554      +/-   ##
==================================================
- Coverage           56.16%   56.14%   -0.03%     
+ Complexity           4995     4992       -3     
==================================================
  Files                 515      515              
  Lines               22274    22274              
  Branches             2768     2768              
==================================================
- Hits                12511    12506       -5     
- Misses               8831     8834       +3     
- Partials              932      934       +2     

Impacted Files	Coverage Δ	Complexity Δ
...tdevicelink/managers/audio/AudioDecoderCompat.java	70.00% <0.00%> (-3.34%)	3.00% <0.00%> (ø%)
...com/smartdevicelink/util/MediaStreamingStatus.java	63.80% <0.00%> (-0.96%)	17.00% <0.00%> (ø%)
...ink/managers/screen/BaseTextAndGraphicManager.java	63.75% <0.00%> (-0.42%)	50.00% <0.00%> (-2.00%)
...managers/screen/TextAndGraphicUpdateOperation.java	71.27% <0.00%> (-0.28%)	116.00% <0.00%> (-1.00%)