added two .yml files

.codecov.yml

@@ -0,0 +1,20 @@
+coverage:
+  precision: 2
+  round: down
+  range: "70...100"
+
+  status:
+    project: no
+    patch: yes
+    changes: no
+
+comment:
+  layout: "header, diff, changes, tree"
+  behavior: default
+
+ignore:
+  - "PackageInfo.g"
+  - "init.g"
+  - "read.g"
+  - "tst/*"     # ignore test harness code
+  - "tst/**/*"  # ignore test harness code

.travis.yml

@@ -0,0 +1,35 @@
+language: c
+env:
+  global:
+    - GAPROOT=gaproot
+    - COVDIR=coverage
+
+addons:
+  apt_packages:
+    - libgmp-dev
+    - libreadline-dev
+    - libgmp-dev:i386
+    - libreadline-dev:i386
+    - gcc-multilib
+    - g++-multilib
+
+matrix:
+  include:
+    - env: CFLAGS="-O2" CC=clang CXX=clang++
+      compiler: clang
+    - env: CFLAGS="-O2"
+      compiler: gcc
+    - env: ABI=32
+
+branches:
+  only:
+    - master
+
+before_script:
+  - export GAPROOT="$HOME/gap"
+  - scripts/build_gap.sh
+script:
+  - scripts/build_pkg.sh && scripts/run_tests.sh
+after_script:
+  - bash scripts/gather-coverage.sh
+  - bash <(curl -s https://codecov.io/bash)