Update CIs

.travis.yml

@@ -16,7 +16,7 @@ branches:
 mono: none
 
 # ASF requires .NET Core 2.0+
-dotnet: 2.0.0
+dotnet: 2.0.2
 
 env:
   global:

appveyor.yml

@@ -10,30 +10,11 @@ configuration: Release
 platform: Any CPU
 clone_depth: 10
 environment:
-  DOTNET_CHANNEL: 2.0
   DOTNET_CLI_TELEMETRY_OPTOUT: true
   DOTNET_SKIP_FIRST_TIME_EXPERIENCE: true
   RUNTIMES: generic win-x64 linux-x64 linux-arm osx-x64
 matrix:
   fast_finish: true
-install:
-- ps: >-
-    Set-StrictMode -Version Latest
-
-    $ErrorActionPreference = 'Stop'
-
-    $ProgressPreference = 'SilentlyContinue'
-
-    dotnet --info
-
-    $env:DOTNET_INSTALL_DIR = "$pwd\.dotnetcli"
-
-
-    New-Item '.\scripts\obtain' -ItemType 'directory' -Force
-
-    Invoke-WebRequest -Uri 'https://raw.githubusercontent.com/dotnet/cli/master/scripts/obtain/dotnet-install.ps1' -OutFile '.\scripts\obtain\dotnet-install.ps1'
-
-    .\scripts\obtain\dotnet-install.ps1 -Channel "$env:DOTNET_CHANNEL" -InstallDir "$env:DOTNET_INSTALL_DIR"
 before_build:
 - ps: >-
     Set-StrictMode -Version Latest
@@ -42,6 +23,7 @@ before_build:
 
     $ProgressPreference = 'SilentlyContinue'
 
+
     dotnet --info
 
     nuget sources update -Name nuget.org -Source https://api.nuget.org/v3/index.json
@@ -55,6 +37,7 @@ build_script:
 
     $ProgressPreference = 'SilentlyContinue'
 
+
     dotnet build -c "$env:CONFIGURATION" -o 'out\source' --no-restore /nologo
 test_script:
 - ps: >-
@@ -64,6 +47,7 @@ test_script:
 
     $ProgressPreference = 'SilentlyContinue'
 
+
     dotnet test ArchiSteamFarm.Tests -c "$env:CONFIGURATION" -o 'out\source' --no-build --no-restore
 after_test:
 - ps: >-
@@ -73,6 +57,7 @@ after_test:
 
     $ProgressPreference = 'SilentlyContinue'
 
+
     $PublishBlock = {
         param($RUNTIME)