Added CI scripts

.travis.yml

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+
+language: python
+python:
+  - "2.7"
+
+sudo: false
+
+cache:
+  directories:
+    - "~/.platformio"
+
+env:
+  - PLATFORMIO_CI_SRC=src/main.cpp
+
+install:
+  - pip install -U platformio
+
+script:
+  - python deploy.py
+
+deploy:
+  provider: releases
+  api_key:
+    secure: $GITHUB_OAUTH_TOKEN
+  file_glob: true
+  file: pipersense_*.zip
+  skip_cleanup: true
+  on:
+    tags: true

deploy.py

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+import os
+import shutil
+from glob import glob
+
+# Set platfomio envirnoments to build
+envs = ["nodemcuv2"]
+
+# Get version of firmware from travis tag, otherwise set test-build
+version = os.getenv("TRAVIS_TAG", "test-build")
+
+# Iterate to generate firmware files and remove not needed ones
+for env in envs:
+    # Iterate to generate firmware files
+    os.system("platformio run -e %s -t buildfs" % env)
+    os.system("platformio run -e %s" % env)
+
+    # Remove not needed files
+    shutil.rmtree(os.path.abspath(os.path.join(".pioenvs", env, "FrameworkArduino")))
+    shutil.rmtree(os.path.abspath(os.path.join(".pioenvs", env, "src")))
+    os.remove(os.path.abspath(os.path.join(".pioenvs", env, "libFrameworkArduino.a")))
+    os.remove(os.path.abspath(os.path.join(".pioenvs", env, "libFrameworkArduinoVariant.a")))
+
+    for lib in glob(os.path.abspath(os.path.join(".pioenvs", env, "lib*"))):
+         shutil.rmtree(os.path.abspath(os.path.join(".pioenvs", env, lib)))
+
+    # Check built files exist, otherwise raise
+    if (os.path.exists(os.path.abspath(os.path.join(".pioenvs", env, "firmware.bin"))) and
+        os.path.exists(os.path.abspath(os.path.join(".pioenvs", env, "firmware.elf"))) and
+        os.path.exists(os.path.abspath(os.path.join(".pioenvs", env, "spiffs.bin")))):
+        print ("OK [%s]: All files created" % env)
+    else:
+        raise Exception("ERROR [%s]: Missing files" % env)
+
+# Remove not needed external files
+for element in glob(os.path.abspath(os.path.join(".pioenvs", "*"))):
+    if os.path.isfile(element):
+        os.remove(element)
+
+# Create zip with firmware files for each platformio environment
+shutil.make_archive(os.path.abspath("pipersense_%s" % version),
+                    'zip',
+os.path.abspath(os.path.join(".", ".pioenvs")))