Remove zeppelin unit tests (superceded by full e2e in CI)

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "test/sources/openzeppelin-solidity"]
-	path = test/sources/zeppelin
-	url = https://github.com/OpenZeppelin/openzeppelin-solidity

README.md

@@ -17,7 +17,7 @@ find discrepancies between the coverage report and your suite's behavior, please
 
 ### Install
 ```
-$ npm install --save-dev solidity-coverage
+$ npm install --save-dev solidity-coverage@beta
 ```
 
 ### Run

test/zeppelin.js

@@ -1,56 +0,0 @@
-/* eslint-env node, mocha */
-
-const solc = require('solc');
-const getInstrumentedVersion = require('./../lib/instrumentSolidity.js');
-const util = require('./util/util.js');
-
-describe('Battery test of production contracts: OpenZeppelin', () => {
-  it('should compile after instrumenting ConditionalEscrow.sol', () => {
-    const conditionalEscrow = getInstrumentedVersion(util.getCode('zeppelin/contracts/payment/escrow/ConditionalEscrow.sol'), 'ConditionalEscrow.sol');
-    const escrow = getInstrumentedVersion(util.getCode('zeppelin/contracts/payment/escrow/Escrow.sol'), 'Escrow.sol');
-    const safeMath = getInstrumentedVersion(util.getCode('zeppelin/contracts/math/SafeMath.sol'), 'SafeMath.sol');
-    const secondary = getInstrumentedVersion(util.getCode('zeppelin/contracts/ownership/Secondary.sol'), 'Secondary.sol');
-    const input = JSON.stringify({
-      language: 'Solidity',
-      sources: {
-        'ConditionalEscrow.sol': { content: conditionalEscrow.contract },
-        'Escrow.sol': { content: escrow.contract},
-        'SafeMath.sol': { content: safeMath.contract},
-        'Secondary.sol': { content: secondary.contract},
-      },
-      settings: {
-        remappings: ["math/=", "ownership/=" ]
-      }
-    });
-    const output = JSON.parse(solc.compile(input));
-    util.report(output.errors);
-  });
-
-  it('should compile after instrumenting FinalizableCrowdsale', () => {
-    const finalizableCrowdsale = getInstrumentedVersion(util.getCode('zeppelin/contracts/crowdsale/distribution/FinalizableCrowdsale.sol'), 'FinalizableCrowdsale.sol');
-    const timedCrowdsale = getInstrumentedVersion(util.getCode('zeppelin/contracts/crowdsale/validation/TimedCrowdsale.sol'), 'TimedCrowdsale.sol');
-    const safeMath = getInstrumentedVersion(util.getCode('zeppelin/contracts/math/SafeMath.sol'), 'SafeMath.sol');
-    const crowdsale = getInstrumentedVersion(util.getCode('zeppelin/contracts/crowdsale/Crowdsale.sol'), 'Crowdsale.sol');
-    const ierc20 = getInstrumentedVersion(util.getCode('zeppelin/contracts/token/ERC20/IERC20.sol'), 'IERC20.sol');
-    const safeErc20 = getInstrumentedVersion(util.getCode('zeppelin/contracts/token/ERC20/SafeERC20.sol'), 'SafeERC20.sol');
-    const reentrancyGuard = getInstrumentedVersion(util.getCode('zeppelin/contracts/utils/ReentrancyGuard.sol'), 'ReentrancyGuard.sol');
-
-    const input = JSON.stringify({
-      language: 'Solidity',
-      sources: {
-        'FinalizableCrowdsale.sol': { content: finalizableCrowdsale.contract },
-        'TimedCrowdsale.sol': { content: timedCrowdsale.contract},
-        'SafeMath.sol': { content: safeMath.contract},
-        'Crowdsale.sol': { content: crowdsale.contract},
-        'IERC20.sol': { content: ierc20.contract},
-        'SafeERC20.sol': { content: safeErc20.contract},
-        'ReentrancyGuard.sol': { content: reentrancyGuard.contract},
-      },
-      settings: {
-        remappings: ["math/=", "token/ERC20/=", "utils/=", "crowdsale/=", "validation/="]
-      }
-    });
-    const output = JSON.parse(solc.compile(input));
-    util.report(output.errors);
-  });
-});