Remove Travis CI (#143)

* Delete .travis.yml
* Remove run restrictions from github actions

Author: Thalhammer

.github/workflows/cross-platform.yml

@@ -5,12 +5,6 @@ on:
     branches: [master]
   pull_request:
     branches: [master]
-    paths:
-      - "CMakeLists.txt"
-      - "include/jwt-cpp/**"
-      - "example/*"
-      - ".github/actions/**"
-      - ".github/workflows/cross-platform.yml"
 jobs:
   build:
     runs-on: ${{ matrix.os }}

.github/workflows/libresssl.yml

@@ -5,12 +5,6 @@ on:
     branches: [master]
   pull_request:
     branches: [master]
-    paths:
-      - "CMakeLists.txt"
-      - "include/jwt-cpp/**"
-      - "tests/*"
-      - ".github/actions/**"
-      - ".github/workflows/libressl.yml"
 
 jobs:
   build: