fix typo.

contracts/Bounty.sol

@@ -16,7 +16,7 @@ contract Bounty is PullPayment, Destructible {
   event TargetCreated(address createdAddress);
 
   /**
-   * @dev Fallback function allowing the contract to recieve funds, if they haven't already been claimed.
+   * @dev Fallback function allowing the contract to receive funds, if they haven't already been claimed.
    */
   function() payable {
     require(!claimed);

contracts/DayLimit.sol

@@ -38,7 +38,7 @@ contract DayLimit {
   /**
    * @dev Checks to see if there is enough resource to spend today. If true, the resource may be expended.
    * @param _value uint256 representing the amount of resource to spend.
-   * @return A boolean that is True if the resource was spended and false otherwise.
+   * @return A boolean that is True if the resource was spent and false otherwise.
    */
   function underLimit(uint256 _value) internal returns (bool) {
     // reset the spend limit if we're on a different day to last time.

contracts/crowdsale/CappedCrowdsale.sol

@@ -5,7 +5,7 @@ import './Crowdsale.sol';
 
 /**
  * @title CappedCrowdsale
- * @dev Extension of Crowsdale with a max amount of funds raised
+ * @dev Extension of Crowdsale with a max amount of funds raised
  */
 contract CappedCrowdsale is Crowdsale {
   using SafeMath for uint256;

contracts/crowdsale/FinalizableCrowdsale.sol

@@ -6,7 +6,7 @@ import './Crowdsale.sol';
 
 /**
  * @title FinalizableCrowdsale
- * @dev Extension of Crowsdale where an owner can do extra work
+ * @dev Extension of Crowdsale where an owner can do extra work
  * after finishing.
  */
 contract FinalizableCrowdsale is Crowdsale, Ownable {
@@ -31,7 +31,7 @@ contract FinalizableCrowdsale is Crowdsale, Ownable {
   }
 
   /**
-   * @dev Can be overriden to add finalization logic. The overriding function
+   * @dev Can be overridden to add finalization logic. The overriding function
    * should call super.finalization() to ensure the chain of finalization is
    * executed entirely.
    */

contracts/examples/SimpleToken.sol

@@ -19,7 +19,7 @@ contract SimpleToken is StandardToken {
   uint256 public constant INITIAL_SUPPLY = 10000 * (10 ** uint256(decimals));
 
   /**
-   * @dev Contructor that gives msg.sender all of existing tokens.
+   * @dev Constructor that gives msg.sender all of existing tokens.
    */
   function SimpleToken() {
     totalSupply = INITIAL_SUPPLY;

contracts/ownership/CanReclaimToken.sol

@@ -7,7 +7,7 @@ import "../token/SafeERC20.sol";
 /**
  * @title Contracts that should be able to recover tokens
  * @author SylTi
- * @dev This allow a contract to recover any ERC20 token received in a contract by transfering the balance to the contract owner.
+ * @dev This allow a contract to recover any ERC20 token received in a contract by transferring the balance to the contract owner.
  * This will prevent any accidental loss of tokens.
  */
 contract CanReclaimToken is Ownable {

contracts/token/LimitedTransferToken.sol

@@ -29,7 +29,7 @@ contract LimitedTransferToken is ERC20 {
 
   /**
    * @dev Checks modifier and allows transfer if tokens are not locked.
-   * @param _to The address that will recieve the tokens.
+   * @param _to The address that will receive the tokens.
    * @param _value The amount of tokens to be transferred.
    */
   function transfer(address _to, uint256 _value) canTransfer(msg.sender, _value) public returns (bool) {
@@ -39,7 +39,7 @@ contract LimitedTransferToken is ERC20 {
   /**
   * @dev Checks modifier and allows transfer if tokens are not locked.
   * @param _from The address that will send the tokens.
-  * @param _to The address that will recieve the tokens.
+  * @param _to The address that will receive the tokens.
   * @param _value The amount of tokens to be transferred.
   */
   function transferFrom(address _from, address _to, uint256 _value) canTransfer(_from, _value) public returns (bool) {

contracts/token/VestedToken.sol

@@ -179,7 +179,7 @@ contract VestedToken is StandardToken, LimitedTransferToken {
   }
 
   /**
-   * @dev Get all information about a specifc grant.
+   * @dev Get all information about a specific grant.
    * @param _holder The address which will have its tokens revoked.
    * @param _grantId The id of the token grant.
    * @return Returns all the values that represent a TokenGrant(address, value, start, cliff,
@@ -219,7 +219,7 @@ contract VestedToken is StandardToken, LimitedTransferToken {
    * @dev Calculate the amount of non vested tokens at a specific time.
    * @param grant TokenGrant The grant to be checked.
    * @param time uint64 The time to be checked
-   * @return An uint256 representing the amount of non vested tokens of a specifc grant on the
+   * @return An uint256 representing the amount of non vested tokens of a specific grant on the
    * passed time frame.
    */
   function nonVestedTokens(TokenGrant grant, uint64 time) private constant returns (uint256) {
@@ -227,7 +227,7 @@ contract VestedToken is StandardToken, LimitedTransferToken {
   }
 
   /**
-   * @dev Calculate the date when the holder can trasfer all its tokens
+   * @dev Calculate the date when the holder can transfer all its tokens
    * @param holder address The address of the holder
    * @return An uint256 representing the date of the last transferable tokens.
    */